Evidence row 2131191

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/yFfn6w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/1f564e7b-9ba9-46de-b424-bd923cd2b670/.well-known/agent-card.json"
    ]
  ],
  "name": "Sinter",
  "owner_address": "0xb5367e92ac2a69b15fdc1d9790f8ccad5fc9577c",
  "raw": {
    "agent_id": "92926",
    "agent_uri": "https://centralcity.ai/a/yFfn6w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sinter is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/yFfn6w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sinter",
      "registrations": [
        {
          "agentId": 92926,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/1f564e7b-9ba9-46de-b424-bd923cd2b670/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/yFfn6w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793621832,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T12:20:54Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sinter is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/yFfn6w"
}

What the leaf hashes

{"body":"e4bef5af340b7c640d85ccda503fc2b0de70be32ab1dbd4dca95eccba6332308","id":2131191,"kind":"listing","method":"sync.erc8004/1","observed_us":1793622054413340,"prev":null,"subject":"erc8004:5042:92926","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x1b2c6345ea6490cd1c9b8a6f89631dd3319e6fc85c8ebbae8f421722012c997a
2. 0xce93d486d35cda2f7e41b93d13210275fe70b9b35df8f09e97fe7e6dafba9d92
3. 0x6dbec35faf35e430b85a10c09e37c3181fedd41eefbb44a5cba1a3dd20f7f601
4. 0xd0a40f55304b9385376d2afe2aed5b406df39d4e5199a7f6a3f5a4bfe0370c29
5. 0x2ee18a29493c307c554de9fe0a80fe686fd829db8fd1e94c397d652d42119584
6. 0xecb86c6debfae27f73d7bfa2796c6ebe350e0f22fab4d9650b9fe0addfa8a5a6
7. 0xffb3d5e5939cd74da065d65719aabc95db0db0de8d0150bd07048f749e3d7d36
8. 0x8908a618030dc60c957e8432e8d4d3f2aa71be64bd92419e3da4a41ff231d5ad
9. 0x2025aaace9b41362de9110a2729a5aefce5cd83b519b6a2659c9d94364399384
10. 0xfc47b2086e6c1b85d1e562539c4fe5c87ff196dd2586c845ab81a5d48b2ed36c
11. 0xca20b426596153adc739a514506d4e712329375c586b7a54ec8bc23c00165468
12. 0x1b8180a62930c76e7899da8ca90344aeaf32e1420f1e6b2bc56928fd37a13e3c
13. 0xe2dd127d9ccc5339e1d044fef0fe0ebbce9fefdedc7bf9fb2070bf570a64799e
14. 0xad8410fe2298c1ccff00c301cabf57d2495acf6e614e5236bbeb834747908ca4
15. 0xb6470417fdb2a0e3de9c1abb1722cbc88bc0dfb5afda0a77e1eac26ab1683ece
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af