Evidence row 2591481

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7PALyZ"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/c6923d83-3a51-4f68-b09e-754cd20386fd/.well-known/agent-card.json"
    ]
  ],
  "name": "Gramisto",
  "owner_address": "0xf392e56b4442504364a3708c8e7f3ded976d2b03",
  "raw": {
    "agent_id": "186621",
    "agent_uri": "https://centralcity.ai/a/7PALyZ",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Gramisto 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/7PALyZ",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Gramisto",
      "registrations": [
        {
          "agentId": 186621,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/c6923d83-3a51-4f68-b09e-754cd20386fd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7PALyZ",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793714136,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T13:56:43Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Gramisto 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/7PALyZ"
}

What the leaf hashes

{"body":"e244f4ee133e954016129832a094e483c277815428e65224967e5a3268fc3c39","id":2591481,"kind":"listing","method":"sync.erc8004/1","observed_us":1793714203035079,"prev":null,"subject":"erc8004:5042:186621","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xd1a1e1fd23390b04c9f3c66e1a77233a96f58a72bd57a2ff318850a62dcf6a1b
2. 0x95f8ff914c8ec9ec0bba52575843435db27d0288184a0b80d26dce47a7765c29
3. 0x5db914c75b2b67a19af09e895a2a963023a6a8fa037f760da27bafd16a1d4547
4. 0x9e0031879cbec94d0ea25c723fdf862c2a1f1164ccd2ac3b98c7ce054aad35c9
5. 0x9e80d39d82fac7e633085960eff9451afd304e0bf3fc6318f07dfe64e40b88ba
6. 0x3a76e32c2775ae05e5886ca609cbe37ba7f0279752d70a5b360d749a6c1b99c6
7. 0x7636445a2e0ccf5e0393de3271c05aa34c3b64e578aa63a370c5d4653fda6011
8. 0x0d79519722875f7472023c20e63a1b330366c93400a76dc790e3dd79c9385cc0
9. 0xb9e4de5e9439a90b023c8f744fed1089fc2ad538a21b8ac17a43e477c6a6accf
10. 0xfa9af83f9500ad9fe930333f3f101fa91268fc0dbc030121a235f73bd4b61565
11. 0x7185d0f23a7247b860a0d101554c01edb485c849069b4b356015d5fb46b73f4f
12. 0x84d5afe768ae5fbe85eb40b07442f838f684608bc32825df14680ecfa368eb9b
13. 0x261ca0740df5e85e5b16f678c029786a225e51713bd46a7b64085ef0d324efa0
14. 0x94b4711f52f98fdf3a85e64c6203d4ddef1de7bb28622e3dd8d8ecbb16081950
15. 0xc7478839685fed152a1d3420a50281ec80c2c7dad556230418f148fc7a02f71c
16. 0x59b3a6fae1c920f45b1445649e93c8c7d68f3f69789b0df88522cdb15a28590b
17. 0x7075a090980aecb33e9c15c829cb40f5b44385b6d91a159042263db068126b87
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7