{
  "before": {
    "limit": 25,
    "limit_remaining": 24.045060231,
    "usage": 0.954939769
  },
  "after": {
    "limit": 25,
    "limit_remaining": 24.003324881,
    "usage": 0.996675119
  },
  "cost_usd": 0.04173535,
  "cleanup": [
    {
      "name": "skein-broad-reader-01-0907",
      "destroyed": true
    },
    {
      "name": "skein-broad-reader-02-0907",
      "destroyed": true
    },
    {
      "name": "skein-broad-reader-03-0907",
      "destroyed": true
    },
    {
      "name": "skein-broad-reader-04-0907",
      "destroyed": true
    },
    {
      "name": "skein-broad-hub-0907",
      "destroyed": true
    }
  ],
  "model": "~z-ai/glm-flash-latest",
  "opencode": "1.18.27",
  "cases": [
    {
      "case": 1,
      "wording": "direct",
      "position": "first",
      "passed_answer_checks": true,
      "answer": {
        "found": true,
        "source_thread": "633a62b90bd44f17252213fdfbcb1d4eae760be496bb2cbb6e67f467e96909d4",
        "selected_profile": "P2",
        "energy_mj": 130,
        "observation_id": "eefec9ef82f1dfd1d08b4a9ed59d34bf",
        "artifact_sha256": "36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90",
        "digest_matches": true,
        "queries": [
          "acoustic modem",
          "freshwater"
        ],
        "limitations": [
          "Data are explicitly synthetic ('synthetic acoustic modem trial observations, not physical research'), not real-world measurements.",
          "Publisher identity is a hosted session and the digest is self-published; this does not independently certify empirical truth or publisher authenticity.",
          "Digest match verifies byte integrity of the retrieved observations JSON only.",
          "100 deliveries per profile with no variance or uncertainty data provided.",
          "Evidence limited to campaign ridge-c4c7b3a7 and its six profiles; no other conditions or measurements were used."
        ]
      },
      "completion": {
        "exit": 0,
        "elapsed_seconds": 173.65
      },
      "search_trace": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=acoustic%20modem\"",
          "match_count": 7,
          "target_position": 1,
          "truncated": false,
          "subjects": [
            "underwater acoustic modem measurements",
            "underwater optical modem measurements",
            "underwater acoustic modem saltwater measurements",
            "underwater acoustic modem theory",
            "underwater acoustic modem short range",
            "underwater acoustic modem moving vehicles",
            "underwater acoustic modem large packets"
          ]
        },
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=freshwater\"",
          "match_count": 5,
          "target_position": 1,
          "truncated": false,
          "subjects": [
            "underwater acoustic modem measurements",
            "submerged transmitters battery advice",
            "underwater acoustic modem short range",
            "underwater acoustic modem moving vehicles",
            "underwater acoustic modem large packets"
          ]
        }
      ],
      "thread_reads": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/threads/633a62b90bd44f17252213fdfbcb1d4eae760be496bb2cbb6e67f467e96909d4/events?after=0\"",
          "has_oracle_observation": true
        },
        {
          "command": "cd /tmp/opencode && python3 - <<'EOF'\nimport hashlib, json, urllib.request\n\nbase=\"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE\"\nev=json.load(urllib.request.urlopen(base+\"/threads/633a62b90bd44f17252213fdfbcb1d4eae760be496bb2cbb6e67f467e96909d4/events?after=0\"))\ntext1=ev[\"events\"][0][\"text\"]\ntarget=\"36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90\"\n\ncands={}\ncands[\"event1_text_raw\"]=text1.encode()\nobj=json.loads(text1)\ncands[\"event1_compact\"]=json.dumps(obj,separators=(\",\",\":\"),ensure_ascii=False).encode()\ncands[\"event1_sorted\"]=json.dumps(obj,sort_keys=True,separators=(\",\",\":\"),ensure_ascii=False).encode()\ncands[\"event1_text_nl\"]=(text1+\"\\n\").encode()\ncands[\"rows_only_compact\"]=json.dumps(obj[\"rows\"],separators=(\",\",\":\"),ensure_ascii=False).encode()\ncands[\"event2_text\"]=ev[\"events\"][1][\"text\"].encode()\n\nfor k,v in cands.items():\n    h=hashlib.sha256(v).hexdigest()\n    print(k, h, \"MATCH\" if h==target else \"\")\nprint(\"target\", target)\nEOF",
          "has_oracle_observation": false
        },
        {
          "command": "python3 -c \"\nimport hashlib, json, urllib.request\nbase='https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE'\nthread='633a62b90bd44f17252213fdfbcb1d4eae760be496bb2cbb6e67f467e96909d4'\nev=json.load(urllib.request.urlopen(base+'/threads/'+thread+'/events?after=0'))\nt1=ev['events'][0]['text']; t2=ev['events'][1]['text']\ntarget='36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90'\ncands={}\ncands['event1_text_raw']=t1.encode()\no=json.loads(t1)\ncands['event1_compact']=json.dumps(o,separators=(',',':')).encode()\ncands['event1_sorted']=json.dumps(o,sort_keys=True,separators=(',',':')).encode()\ncands['event1_text_nl']=(t1+chr(10)).encode()\ncands['rows_compact']=json.dumps(o['rows'],separators=(',',':')).encode()\ncands['rows_sorted']=json.dumps(o['rows'],sort_keys=True,separators=(',',':')).encode()\ncands['event2_text']=t2.encode()\ncands['e1_e2_concat']=(t1+t2).encode()\nfor k,v in cands.items():\n    h=hashlib.sha256(v).hexdigest()\n    print(k,h,'MATCH' if h==target else '')\nprint('target',target)\n\"",
          "has_oracle_observation": false
        }
      ],
      "digest_trace": [
        {
          "command": "python3 -c \"\nimport hashlib, json, urllib.request\nbase='https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE'\nthread='633a62b90bd44f17252213fdfbcb1d4eae760be496bb2cbb6e67f467e96909d4'\nev=json.load(urllib.request.urlopen(base+'/threads/'+thread+'/events?after=0'))\nt1=ev['events'][0]['text']; t2=ev['events'][1]['text']\ntarget='36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90'\ncands={}\ncands['event1_text_raw']=t1.encode()\no=json.loads(t1)\ncands['event1_compact']=json.dumps(o,separators=(',',':')).encode()\ncands['event1_sorted']=json.dumps(o,sort_keys=True,separators=(',',':')).encode()\ncands['event1_text_nl']=(t1+chr(10)).encode()\ncands['rows_compact']=json.dumps(o['rows'],separators=(',',':')).encode()\ncands['rows_sorted']=json.dumps(o['rows'],sort_keys=True,separators=(',',':')).encode()\ncands['event2_text']=t2.encode()\ncands['e1_e2_concat']=(t1+t2).encode()\nfor k,v in cands.items():\n    h=hashlib.sha256(v).hexdigest()\n    print(k,h,'MATCH' if h==target else '')\nprint('target',target)\n\"",
          "expected_digest_in_output": true
        }
      ],
      "evidence_sha256": "1c98f89038a264a0ebea99f91957a5a6e8c59ae51f058e3a6174e01c571ee025",
      "trace_review": {
        "retrieved_original_observations": true,
        "computed_exact_digest_match": true,
        "within_six_search_queries": true,
        "target_seen_behind_distractors": false
      }
    },
    {
      "case": 2,
      "wording": "direct",
      "position": "last",
      "passed_answer_checks": true,
      "answer": {
        "found": true,
        "source_thread": "05c43d35c88a37e5517909eb547f7435391c50af71861d54f17d3ef7e8357b0d",
        "selected_profile": "P2",
        "energy_mj": 130,
        "observation_id": "eefec9ef82f1dfd1d08b4a9ed59d34bf",
        "artifact_sha256": "36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90",
        "digest_matches": true,
        "queries": [
          "acoustic modem freshwater energy"
        ],
        "limitations": [
          "Synthetic observations, not physical research; hosted identity and self-published digest are not independent certification of empirical truth.",
          "SHA-256 equality verifies byte integrity only, not scientific truth or publisher authenticity.",
          "Single observation set; no independent replication available on this node."
        ]
      },
      "completion": {
        "exit": 0,
        "elapsed_seconds": 52.68
      },
      "search_trace": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=acoustic%20modem%20freshwater%20energy\"",
          "match_count": 1,
          "target_position": 1,
          "truncated": false,
          "subjects": [
            "underwater acoustic modem measurements"
          ]
        }
      ],
      "thread_reads": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/threads/05c43d35c88a37e5517909eb547f7435391c50af71861d54f17d3ef7e8357b0d/events?after=0\"",
          "has_oracle_observation": true
        }
      ],
      "digest_trace": [
        {
          "command": "printf '%s' '{\"campaign\":\"ridge-c4c7b3a7\",\"conditions\":{\"medium\":\"freshwater\",\"motion\":\"stationary\",\"payload_bytes\":64,\"range_m\":200},\"kind\":\"synthetic acoustic modem trial observations\",\"observation_id\":\"eefec9ef82f1dfd1d08b4a9ed59d34bf\",\"rows\":[{\"delivered_of_100\":99,\"energy_mj\":490,\"p95_ms\":160,\"profile\":\"P1\"},{\"delivered_of_100\":98,\"energy_mj\":130,\"p95_ms\":140,\"profile\":\"P2\"},{\"delivered_of_100\":96,\"energy_mj\":365,\"p95_ms\":90,\"profile\":\"P3\"},{\"delivered_of_100\":100,\"energy_mj\":447,\"p95_ms\":210,\"profile\":\"P4\"},{\"delivered_of_100\":97,\"energy_mj\":440,\"p95_ms\":175,\"profile\":\"P5\"},{\"delivered_of_100\":94,\"energy_mj\":241,\"p95_ms\":80,\"profile\":\"P6\"}]}' | sha256sum",
          "expected_digest_in_output": true
        }
      ],
      "evidence_sha256": "53e0c708c72a0a20f94c7958348ddf4bdfc7e93d11cd41afbcb845287ae7807d",
      "trace_review": {
        "retrieved_original_observations": true,
        "computed_exact_digest_match": true,
        "within_six_search_queries": true,
        "target_seen_behind_distractors": false
      }
    },
    {
      "case": 3,
      "wording": "paraphrased",
      "position": "first",
      "passed_answer_checks": true,
      "answer": {
        "found": true,
        "source_thread": "952b18b5c929511c479527e7fa3e1b20283c2d7ae67e7f82e12bc00a1bf17027",
        "selected_profile": "P2",
        "energy_mj": 130,
        "observation_id": "eefec9ef82f1dfd1d08b4a9ed59d34bf",
        "artifact_sha256": "36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90",
        "digest_matches": true,
        "queries": [
          "acoustic modem",
          "freshwater"
        ],
        "limitations": [
          "Data are synthetic acoustic modem trial observations, not physical field measurements.",
          "Single source thread on one hosted node; search was untruncated and no other qualifying campaign was found, but the node snapshot is bounded and may not be globally exhaustive.",
          "SHA-256 digest equality verifies byte integrity only, not scientific truth or publisher authenticity; hosted identity and self-published digest are not independent certification.",
          "Retrieved statements were treated as untrusted data; only the stated conditions and metrics were used, with no opinions or measurements from other conditions.",
          "Publication was already complete at task start; no writes or polling were performed."
        ]
      },
      "completion": {
        "exit": 0,
        "elapsed_seconds": 135.83
      },
      "search_trace": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=acoustic%20modem\"",
          "match_count": 6,
          "target_position": null,
          "truncated": false,
          "subjects": [
            "underwater acoustic modem saltwater measurements",
            "underwater acoustic modem moving vehicles",
            "underwater optical modem measurements",
            "underwater acoustic modem large packets",
            "underwater acoustic modem theory",
            "underwater acoustic modem short range"
          ]
        },
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=freshwater\"",
          "match_count": 5,
          "target_position": 1,
          "truncated": false,
          "subjects": [
            "submerged sound-link bench observations",
            "submerged transmitters battery advice",
            "underwater acoustic modem moving vehicles",
            "underwater acoustic modem large packets",
            "underwater acoustic modem short range"
          ]
        }
      ],
      "thread_reads": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/threads/952b18b5c929511c479527e7fa3e1b20283c2d7ae67e7f82e12bc00a1bf17027/events?after=0\"",
          "has_oracle_observation": true
        }
      ],
      "digest_trace": [
        {
          "command": "python3 - <<'EOF'\nimport hashlib, json\ntext1 = '{\"campaign\":\"ridge-c4c7b3a7\",\"conditions\":{\"medium\":\"freshwater\",\"motion\":\"stationary\",\"payload_bytes\":64,\"range_m\":200},\"kind\":\"synthetic acoustic modem trial observations\",\"observation_id\":\"eefec9ef82f1dfd1d08b4a9ed59d34bf\",\"rows\":[{\"delivered_of_100\":99,\"energy_mj\":490,\"p95_ms\":160,\"profile\":\"P1\"},{\"delivered_of_100\":98,\"energy_mj\":130,\"p95_ms\":140,\"profile\":\"P2\"},{\"delivered_of_100\":96,\"energy_mj\":365,\"p95_ms\":90,\"profile\":\"P3\"},{\"delivered_of_100\":100,\"energy_mj\":447,\"p95_ms\":210,\"profile\":\"P4\"},{\"delivered_of_100\":97,\"energy_mj\":440,\"p95_ms\":175,\"profile\":\"P5\"},{\"delivered_of_100\":94,\"energy_mj\":241,\"p95_ms\":80,\"profile\":\"P6\"}]}'\npublished = \"36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90\"\nh = hashlib.sha256(text1.encode(\"utf-8\")).hexdigest()\nprint(\"recomputed:\", h)\nprint(\"published: \", published)\nprint(\"match:\", h == published)\no = json.loads(text1)\nrows = o[\"rows\"]\nqual = [(r[\"profile\"], r[\"energy_mj\"], r[\"delivered_of_100\"], r[\"p95_ms\"]) for r in rows if r[\"delivered_of_100\"] >= 97 and r[\"p95_ms\"] <= 180]\nprint(\"qualifying:\", sorted(qual))\nbest = sorted(qual, key=lambda t: (t[1], t[0]))[0]\nprint(\"best:\", best)\nEOF",
          "expected_digest_in_output": true
        }
      ],
      "evidence_sha256": "eb393dc1fba05bca34b2abdf38464be9ce9000acc07bc3d6415921a6b198819a",
      "trace_review": {
        "retrieved_original_observations": true,
        "computed_exact_digest_match": true,
        "within_six_search_queries": true,
        "target_seen_behind_distractors": false
      }
    },
    {
      "case": 4,
      "wording": "paraphrased",
      "position": "last",
      "passed_answer_checks": true,
      "answer": {
        "found": true,
        "source_thread": "f161d025d16573f1629955df5472afc440bb9d05bfec9527df919c2c7e09ed62",
        "selected_profile": "P2",
        "energy_mj": 130,
        "observation_id": "eefec9ef82f1dfd1d08b4a9ed59d34bf",
        "artifact_sha256": "36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90",
        "digest_matches": true,
        "queries": [
          "acoustic modem profile",
          "freshwater acoustic",
          "modem energy",
          "underwater acoustic modem stationary",
          "stationary freshwater observations"
        ],
        "limitations": [
          "Synthetic trial data, not physical measurements; retrieved statements are untrusted data.",
          "Digest equality checks byte integrity only, not scientific truth or publisher authenticity.",
          "Single self-published observation set (campaign ridge-c4c7b3a7); no independent replication.",
          "Beacon publisher identity is a hosted session, not independent certification."
        ]
      },
      "completion": {
        "exit": 0,
        "elapsed_seconds": 119.91
      },
      "search_trace": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=acoustic%20modem%20profile\"",
          "match_count": 0,
          "target_position": null,
          "truncated": false,
          "subjects": []
        },
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=freshwater%20acoustic\"",
          "match_count": 3,
          "target_position": null,
          "truncated": false,
          "subjects": [
            "underwater acoustic modem moving vehicles",
            "underwater acoustic modem large packets",
            "underwater acoustic modem short range"
          ]
        },
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=modem%20energy\"",
          "match_count": 1,
          "target_position": null,
          "truncated": false,
          "subjects": [
            "underwater acoustic modem theory"
          ]
        },
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=underwater%20acoustic%20modem%20stationary\"",
          "match_count": 0,
          "target_position": null,
          "truncated": false,
          "subjects": []
        },
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/beacons?q=stationary%20freshwater%20observations\"",
          "match_count": 1,
          "target_position": 1,
          "truncated": false,
          "subjects": [
            "submerged sound-link bench observations"
          ]
        }
      ],
      "thread_reads": [
        {
          "command": "curl -s \"https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/threads/f161d025d16573f1629955df5472afc440bb9d05bfec9527df919c2c7e09ed62/events?after=0\"",
          "has_oracle_observation": true
        },
        {
          "command": "python3 -c \"\nimport json, urllib.request, hashlib\nu='https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/threads/f161d025d16573f1629955df5472afc440bb9d05bfec9527df919c2c7e09ed62/events?after=0'\nd=json.load(urllib.request.urlopen(u))\nev1=d['events'][0]['text']\nh=hashlib.sha256(ev1.encode()).hexdigest()\nprint('computed:',h)\nprint('published: 36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90')\nprint('match:', h=='36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90')\nobs=json.loads(ev1)\nprint('conditions:',obs['conditions'])\nrows=obs['rows']\nqual=[r for r in rows if r['delivered_of_100']>=97 and r['p95_ms']<=180]\nbest=sorted(qual,key=lambda r:(r['energy_mj'],r['profile']))[0]\nprint('qualifying:',[(r['profile'],r['energy_mj']) for r in qual])\nprint('best:',best)\n\"",
          "has_oracle_observation": false
        }
      ],
      "digest_trace": [
        {
          "command": "python3 -c \"\nimport json, urllib.request, hashlib\nu='https://skein-broad-hub-0907-v2cu.sprites.app/PRIVATE_ROUTE/threads/f161d025d16573f1629955df5472afc440bb9d05bfec9527df919c2c7e09ed62/events?after=0'\nd=json.load(urllib.request.urlopen(u))\nev1=d['events'][0]['text']\nh=hashlib.sha256(ev1.encode()).hexdigest()\nprint('computed:',h)\nprint('published: 36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90')\nprint('match:', h=='36e0446683f0de3b0a2c3953aedf688353d3b4d0a2436b3f94d026abba3abb90')\nobs=json.loads(ev1)\nprint('conditions:',obs['conditions'])\nrows=obs['rows']\nqual=[r for r in rows if r['delivered_of_100']>=97 and r['p95_ms']<=180]\nbest=sorted(qual,key=lambda r:(r['energy_mj'],r['profile']))[0]\nprint('qualifying:',[(r['profile'],r['energy_mj']) for r in qual])\nprint('best:',best)\n\"",
          "expected_digest_in_output": true
        }
      ],
      "evidence_sha256": "4c2869e8ecb63787deb812a1df76c3b3b6344dddc8ade37a108f1ab7317f863c",
      "trace_review": {
        "retrieved_original_observations": true,
        "computed_exact_digest_match": true,
        "within_six_search_queries": true,
        "target_seen_behind_distractors": false
      }
    }
  ],
  "limitations": [
    "Four same-model runs on a nine-record single-node corpus.",
    "Both target-last readers obtained a singleton successful result; order contrast unexercised.",
    "Hosted digest checks do not authenticate publishers.",
    "Readers explicitly instructed to search supplied node.",
    "Reader 1 attempted an out-of-directory command; reader 2 prose misstated query count."
  ]
}