{
  "expected_verdict": "FAIL",
  "case": "The canonical bytes are unchanged but output_hash is intentionally replaced. The verifier must report a SHA-256 mismatch.",
  "live_response": {
    "id": "aer1-conformance-live-price-20260925",
    "jsonrpc": "2.0",
    "result": {
      "_receipt": {
        "anchor": {
          "envelope": {
            "anchored_at": "2026-09-25T15:23:31.489Z",
            "evidence_byte_length": 99,
            "evidence_sha256": "sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
            "evidence_url": "https://zambo.dev/api/evidence/539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
            "output_sha256": "sha256:39bda6bbdf5720e1cd612edad49ec2cc4ce0b6adf865b06f0c3bd5a32d4cb66e",
            "receipt_uuid": "bf9399c9-04de-4048-aa76-f0b32839a987",
            "schema_version": "zambo-receipt-anchor/1"
          },
          "envelope_bytes": "{\"anchored_at\":\"2026-09-25T15:23:31.489Z\",\"evidence_byte_length\":99,\"evidence_sha256\":\"sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6\",\"evidence_url\":\"https://zambo.dev/api/evidence/539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6\",\"output_sha256\":\"sha256:39bda6bbdf5720e1cd612edad49ec2cc4ce0b6adf865b06f0c3bd5a32d4cb66e\",\"receipt_uuid\":\"bf9399c9-04de-4048-aa76-f0b32839a987\",\"schema_version\":\"zambo-receipt-anchor/1\"}",
          "event_id": "ecc99308686b2af7b8261505160d47e5f9d59c7a50c261efc1aa7d818261df06",
          "pubkey": "e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41",
          "relays": [
            "wss://relay.damus.io",
            "wss://nos.lol",
            "wss://relay.primal.net"
          ],
          "schema_version": "zambo-receipt-anchor/1",
          "status": "pending"
        },
        "audit": "https://zambo.dev/run/bf9399c9-04de-4048-aa76-f0b32839a987",
        "auth_scope": "public",
        "bonus_calls_remaining": 0,
        "caller": {
          "id": "sha256:ca87aaf52f17f7ff6d9acd4c3c9d9f06174bdd544864a6897dfdce203928b1ee",
          "type": "anonymous"
        },
        "canonical_byte_length": 520,
        "canonical_bytes": "eyJjYWxsZXIiOnsiaWQiOiJzaGEyNTY6Y2E4N2FhZjUyZjE3ZjdmZjZkOWFjZDRjM2M5ZDlmMDYxNzRiZGQ1NDQ4NjRhNjg5N2RmZGNlMjAzOTI4YjFlZSIsInR5cGUiOiJhbm9ueW1vdXMifSwib3V0cHV0Ijp7InRleHQiOiJCVEMgwrcgJDgzLDc4Ny4wMCBVU0RcbuKWvCAwLjMwJSAoMjRoKSDCtyBNYXJrZXQgY2FwOiAkMTY4My40MkJcblxuTGl2ZSBwcmljZSB2aWEgQ29pbkdlY2tvIMK3IEZyaSwgMjUgU2VwIDIwMjYgMTU6MjM6MzEgR01UIn0sInJlY2VpcHRfc2NoZW1hX3ZlcnNpb24iOiIwLjMiLCJzaWRlX2VmZmVjdHMiOnsiZGVjbGFyYXRpb25faGFzaCI6InNoYTI1Njo0NWFhZDM4ZjNhYTk4MmI5YWFmZTkyZWNiNDE2ZWJlOTg3OTFlZGRiYWY4YWI2ZGYwYmQwODYwNWI3YzFiZmVlIiwiZGVjbGFyZWQiOlsibm9uZSJdLCJzY2hlbWFfdmVyc2lvbiI6InphbWJvLXNpZGUtZWZmZWN0cy8xIn0sInRvb2wiOnsibmFtZSI6ImxpdmVfcHJpY2UiLCJzY29wZSI6InB1YmxpYyIsInZlcnNpb24iOiI0LjAuMCJ9fQ==",
        "evidence_byte_length": 99,
        "evidence_content_type": "application/json",
        "evidence_sha256": "sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
        "evidence_source_url": "https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd&include_24hr_change=true&include_market_cap=true",
        "evidence_status": "captured",
        "evidence_url": "/api/evidence/539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
        "execution_status": "step_completed",
        "external_evidence": [],
        "free_limit": 20,
        "free_remaining": 16,
        "free_used": 4,
        "hash_algorithm": "sha256",
        "id": "bf9399c9-04de-4048-aa76-f0b32839a987",
        "metered_bucket": "free_20",
        "metered_limit": 20,
        "metered_remaining": 16,
        "metered_used": 4,
        "output_hash": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
        "persistence": "stored",
        "price": {
          "burn_status": "not_attempted",
          "program": "Token-2022",
          "treasury": "GuGoJPgF2wufK5U983oTwW5mXJb3GN9KNyj9S5gyffkH",
          "zambo_burned": 0
        },
        "provenance": {
          "queried_at": "2026-09-25T15:23:31.442Z",
          "request": {
            "symbol": "BTC",
            "upstream_url": "https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd&include_24hr_change=true&include_market_cap=true"
          },
          "response_sha256": "sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
          "source": "CoinGecko"
        },
        "provenance_class": "EXECUTED BY ZAMBO",
        "receipt_schema_version": "0.3",
        "receipt_type": "execution",
        "result_status": "verified",
        "server": "zambo.dev/api/mcp",
        "side_effects": {
          "declaration_hash": "sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee",
          "declared": [
            "none"
          ],
          "schema_version": "zambo-side-effects/1"
        },
        "signal_handle": null,
        "status": "success",
        "timestamp": "2026-09-25T15:23:31.489Z",
        "tool": "live_price",
        "tool_context": {
          "name": "live_price",
          "scope": "public",
          "version": "4.0.0"
        },
        "verification_status": "execution_observed"
      },
      "_session_depth": 0,
      "_workflow": {
        "next_action": "The host AI should integrate this result, continue any remaining steps, verify the requested outcome, and then summarize what is complete.",
        "protocol": "zambo-collaborative-v4",
        "session_depth": 0,
        "session_id": null,
        "status": "step_completed",
        "tool": "live_price"
      },
      "content": [
        {
          "text": "BTC · $83,787.00 USD\n▼ 0.30% (24h) · Market cap: $1683.42B\n\nLive price via CoinGecko · Fri, 25 Sep 2026 15:23:31 GMT\n\n🔗 zambo.dev/run/bf9399c9-04de-4048-aa76-f0b32839a987",
          "type": "text"
        }
      ],
      "isError": false
    }
  },
  "public_receipt": {
    "anchor": {
      "envelope": {
        "anchored_at": "2026-09-25T15:23:31.489Z",
        "evidence_byte_length": 99,
        "evidence_sha256": "sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
        "evidence_url": "https://zambo.dev/api/evidence/539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
        "output_sha256": "sha256:39bda6bbdf5720e1cd612edad49ec2cc4ce0b6adf865b06f0c3bd5a32d4cb66e",
        "receipt_uuid": "bf9399c9-04de-4048-aa76-f0b32839a987",
        "schema_version": "zambo-receipt-anchor/1"
      },
      "envelope_bytes": "{\"anchored_at\":\"2026-09-25T15:23:31.489Z\",\"evidence_byte_length\":99,\"evidence_sha256\":\"sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6\",\"evidence_url\":\"https://zambo.dev/api/evidence/539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6\",\"output_sha256\":\"sha256:39bda6bbdf5720e1cd612edad49ec2cc4ce0b6adf865b06f0c3bd5a32d4cb66e\",\"receipt_uuid\":\"bf9399c9-04de-4048-aa76-f0b32839a987\",\"schema_version\":\"zambo-receipt-anchor/1\"}",
      "event_id": "ecc99308686b2af7b8261505160d47e5f9d59c7a50c261efc1aa7d818261df06",
      "pubkey": "e13475107d30c918ec664adf2ab1141024a22fb35190f82c9e933704fa49af41",
      "published_at": "2026-09-25T15:23:37.719Z",
      "relays": [
        "wss://relay.damus.io",
        "wss://nos.lol",
        "wss://relay.primal.net"
      ],
      "schema_version": "zambo-receipt-anchor/1",
      "status": "partial"
    },
    "caller": {
      "id": "sha256:ca87aaf52f17f7ff6d9acd4c3c9d9f06174bdd544864a6897dfdce203928b1ee",
      "type": "anonymous"
    },
    "canonical_byte_length": 520,
    "canonical_bytes": "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",
    "checks": {
      "chain_valid": {
        "detail": "Receipt hash chain is internally consistent.",
        "label": "Chain valid",
        "passed": true
      },
      "immutable_log_timestamp": {
        "detail": "Recorded at 2026-09-25T15:23:31.570Z.",
        "label": "Recorded in the immutable log",
        "passed": true,
        "timestamp": "2026-09-25T15:23:31.570Z"
      },
      "issued_by_zambo_dev": {
        "detail": "Receipt is served from the zambo.dev receipt store.",
        "label": "Issued by zambo.dev",
        "passed": true
      },
      "receipt_schema_version": "0.3",
      "signature_valid": {
        "detail": "SHA-256 matches the stored canonical receipt bytes.",
        "label": "Integrity check",
        "passed": true
      }
    },
    "created_at": "2026-09-25T15:23:31.570Z",
    "evidence_byte_length": 99,
    "evidence_content_type": "application/json",
    "evidence_sha256": "sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
    "evidence_source_url": "https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd&include_24hr_change=true&include_market_cap=true",
    "evidence_status": "captured",
    "evidence_url": "/api/evidence/539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
    "external_evidence": [],
    "free_limit": 20,
    "free_remaining": 16,
    "free_used": 4,
    "hash_algorithm": "sha256",
    "id": "bf9399c9-04de-4048-aa76-f0b32839a987",
    "job_summary": "MCP tool execution: live_price",
    "output_hash": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
    "provenance": {
      "queried_at": "2026-09-25T15:23:31.442Z",
      "request": {
        "symbol": "BTC",
        "upstream_url": "https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd&include_24hr_change=true&include_market_cap=true"
      },
      "response_sha256": "sha256:539d35589218b6b43b5b4d7f4a82e2e80fc63b878c469b47fb8d01740e94eeb6",
      "source": "CoinGecko"
    },
    "provenance_class": "EXECUTED BY ZAMBO",
    "receipt_schema_version": "0.3",
    "result_preview": "BTC · $83,787.00 USD\n▼ 0.30% (24h) · Market cap: $1683.42B\n\nLive price via CoinGecko · Fri, 25 Sep 2026 15:23:31 GMT",
    "session_trail": [],
    "side_effects": {
      "declaration_hash": "sha256:45aad38f3aa982b9aafe92ecb416ebe98791eddbaf8ab6df0bd08605b7c1bfee",
      "declared": [
        "none"
      ],
      "schema_version": "zambo-side-effects/1"
    },
    "signal_handle": null,
    "steps": [
      {
        "completed_at": "2026-09-25T15:23:31.489Z",
        "started_at": "2026-09-25T15:23:31.343Z",
        "status": "success",
        "tool": "live_price"
      }
    ],
    "tool": {
      "name": "live_price",
      "scope": "public",
      "version": "4.0.0"
    },
    "tools": [
      "live_price"
    ],
    "verification_status": "verified"
  },
  "expected_reason": "SHA-256 mismatch"
}