Evidence row 2172089

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/49hjqL"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8a28e33b-581f-42bc-a4eb-9fb598579747/.well-known/agent-card.json"
    ]
  ],
  "name": "Gralabel",
  "owner_address": "0xcdea9f3f0137cd0f09b7d653f2be9890085e4752",
  "raw": {
    "agent_id": "111721",
    "agent_uri": "https://centralcity.ai/a/49hjqL",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gralabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/49hjqL",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gralabel",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8a28e33b-581f-42bc-a4eb-9fb598579747/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/49hjqL",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T16:24:47Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gralabel is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/49hjqL"
}

What the leaf hashes

{"body":"ebccddc765de51ccc4643acca50a095dfcd3c46289085615b15da2b566ada10d","id":2172089,"kind":"listing","method":"sync.erc8004/1","observed_us":1793636687657771,"prev":null,"subject":"erc8004:5042:111721","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. 0x1d115df3cac6582e0ca59f55c6f7f7a9bd367e8209bcdf90f57223f42fb9a952
2. 0xc17c069979d5b640b028f777cd6b4259597f99876c17cb4889dfc9b47f03f274
3. 0x9ee6e543497eae6756d2313c73586ced7e400788aeec7163b120a570a190216a
4. 0x4769931aa253850e8cd3595fd33423625befe13ddb54ac68c994b0e93c1b6dd4
5. 0x85cd728961a23c711596bff2d15905a804408ff7189fb9957b9db00b92394894
6. 0x268bf33bcd9c45181e523df23c82ea45b4ede20c7c7b54199892e86b0a683462
7. 0x3b710e93e4fcfdcbf9acc157dc796986aa4aee149ee631f14a714b2069492d1d
8. 0x4a62be04661a918ccd3f3dc2fda33ff51c95ffba14074ab7100c2e9a9dfe7760
9. 0x0045866d0a5d89eb39b67f32226f7f51d94779488d618f4e37e0a11fcbe5eb4c
10. 0xd888ab532ca61ab38e2100ae72302600caf86b4557f40f190089bfd07472ac52
11. 0x1958dba7b75c9cafc665741f77e7dcaa26c468963f73c107738b97fbcb474191
12. 0xfa646e4b5dbdebf795dfda0b29a3ea57332f8666459a0c2538f16fe8103169aa
13. 0xd6cbf3765149b25eba4e10fe21fd5993687ecdd3cb9c495f97c3c148afee08ed
14. 0xc63937235d47ff2107de3051477e395be67b96d91d1349c787bf4b1ef91b602f
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af