Evidence row 62524

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://agentreadiness.halowerk.com/v1/agent-card-audit"
    ]
  ],
  "name": "agent_agent_card_audit",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "currency": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "asset": "USDC",
          "assetTransferMethod": "eip3009",
          "eip712Domain": {
            "chainId": 8453,
            "name": "USD Coin",
            "verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "version": "2"
          },
          "name": "USD Coin",
          "network_name": "Base Mainnet",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "recipient": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
        "scheme": "exact"
      }
    ],
    "description": "Agent card discovery audit fetches current public evidence from the supplied target and evaluates the documented criterion. It returns the observation, threshold, verdict, exact evidence source, limitations and a mode-specific action. The check is passive: no login attempt, payload injection, exploit, purchase, form submission or load test is performed.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "bodyType": "json",
            "exampleUrl": "https://agentreadiness.halowerk.com/v1/agent-card-audit/schema#/requestExample",
            "method": "POST",
            "schemaUrl": "https://agentreadiness.halowerk.com/v1/agent-card-audit/schema#/inputSchema",
            "type": "http"
          },
          "output": {
            "example": {
              "action": {
                "finding": "fail",
                "repair_if_failed": {
                  "change": "Publish a machine-readable agent card when agent interaction is offered.",
                  "evidence_source": "https://example.com/.well-known/agent-card.json",
                  "priority": "high",
                  "verify": "Repeat /v1/agent-card-audit after deployment and require verdict=pass."
                },
                "type": "audit"
              },
              "category": "agent",
              "comparison": null,
              "confidence": 100,
              "criterion": {
                "expected": true,
                "id": "agent:agent-card",
                "metric": "agent_card_available",
                "operator": "truthy"
              },
              "evidence": {
                "hash_sha256": "eb1ddd54d3fa6dc1c76f391134273634ae2ee2c5115c976646abf0b6ff876e3e",
                "redirects": 0,
                "source": "https://example.com/.well-known/agent-card.json",
                "status": 200
              },
              "limitations": [
                "Read-only public inspection; no login, form submission, exploit attempt, purchase or load test."
              ],
              "meta": {
                "cache": "hit",
                "comparison_cache": null,
                "partial": false
              },
              "mode": "audit",
              "observation": false,
              "pass": false,
              "scope": "live_public_read_only",
              "score": 0,
              "service": "Agent card discovery — Audit",
              "service_number": 438,
              "target": {
                "checked_at": "2026-10-23T06:48:35.632Z",
                "final": "https://example.com/",
                "requested": "https://example.com"
              },
              "verdict": "fail",
              "warnings": []
            },
            "exampleUrl": "https://agentreadiness.halowerk.com/v1/agent-card-audit/schema#/outputExample",
            "schemaUrl": "https://agentreadiness.halowerk.com/v1/agent-card-audit/schema#/outputSchema",
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": true,
          "properties": {
            "input": {
              "additionalProperties": true,
              "properties": {
                "bodyType": {
                  "const": "json"
                },
                "exampleUrl": {
                  "format": "uri",
                  "type": "string"
                },
                "method": {
                  "const": "POST"
                },
                "schemaUrl": {
                  "format": "uri",
                  "type": "string"
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType"
              ],
              "type": "object"
            },
            "output": {
              "additionalProperties": true,
              "properties": {
                "exampleUrl": {
                  "format": "uri",
                  "type": "string"
                },
                "schemaUrl": {
                  "format": "uri",
                  "type": "string"
                },
                "type": {
                  "const": "json"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-25T18:39:50.486Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-25T18:39:50.255Z"
    },
    "resource": "https://agentreadiness.halowerk.com/v1/agent-card-audit",
    "serviceName": "agent_agent_card_audit",
    "tags": [
      "website",
      "digital-tuev",
      "agent",
      "audit"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Agent card discovery audit fetches current public evidence from the supplied target and evaluates the documented criterion. It returns the observation, threshold, verdict, exact evidence source, limitations and a mode-specific action. The check is passive: no login attempt, payload injection, exploit, purchase, form submission or load test is performed."
}

What the leaf hashes

{"body":"406b1163a7d37024972c7af8d24bc3956986a69122fd6eda5fbdaac9c1a96d4b","id":62524,"kind":"listing","method":"baseline/1","observed_us":1793025453288768,"prev":null,"subject":"x402_bazaar:https://agentreadiness.halowerk.com/v1/agent-card-audit","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x3fe1c3d9cd95de4d13e36327c82c197c4d77ed79b8325a1a532294e1c6c65be6
2. 0x9efe9f91f6b937da10d2390f1b2c2f597bcfc47f39639787a084cd17429a7a89
3. 0x1709b801f95b5e647ac2105f439f7c5a887799720d1c7d8172db4d22d76157d3
4. 0xed2f312d83f32d1b34ecd5ea46be180e20ae4d6495891ab7362a899e64763c95
5. 0xc07296c674c3f269f932a5a425de26d4abc9a75dcfb34790a0148bc3abda40f3
6. 0x976a5f59d7c635fcfc8e44bc0380903b9a3a59bd65a42fcfb1f2ae03e832e053
7. 0x29704660f81caa872d5121af55073d2bf593df4d11b45fe09b1fb8e765eb71f4
8. 0xd200df7bbb0a2a973aec75d472ef05143d694d1657b7240bc8e20ae3e3bc1093
9. 0x4838e66771fd133c28a61d579c1a2a5e287c010773f681dabd0604a2c37c1499
10. 0x4d366760261fa90306fab3a8c581c54f763c4071921cde42a107575598a3bf45
11. 0x6ec69a305a23b604ab679d75c3502d235953d73d9c2a74b16fb74b49af695fa0
12. 0xe2bb2a30c74e0bf16b8b75c332bdd45334d0338bef3f3022b7ea7b55718e1369
13. 0xd406739acce2ba016f8d49081b15f266a4ea4a0b0fc5ef171c89c8fd2dda4d80
14. 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae