Evidence row 1827519

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/kY3gyr"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/97f4ce20-80ab-42d3-bf25-5d5833d054bd/.well-known/agent-card.json"
    ]
  ],
  "name": "Biller",
  "owner_address": "0xb0d6cb87e814ddb1526961d74fa3fb67fc93add5",
  "raw": {
    "agent_id": "27255",
    "agent_uri": "https://centralcity.ai/a/kY3gyr",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biller 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/kY3gyr",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biller",
      "registrations": [
        {
          "agentId": 27255,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/97f4ce20-80ab-42d3-bf25-5d5833d054bd/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/kY3gyr",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793567170,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T21:10:01Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biller 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/kY3gyr"
}

What the leaf hashes

{"body":"59daa58cce6899838a343c90237e3a8fc983681f4e9bf93867a78ca546c36f58","id":1827519,"kind":"listing","method":"sync.erc8004/1","observed_us":1793567401216789,"prev":null,"subject":"erc8004:5042:27255","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x53c966ee6227f99a6d9181909ceae35202f500e1d00117f7e994914f10f0f0ab
2. 0xccafcf31f5eaf6ce3a6f0801c5a36b81552c9a73c794ac721a9c254b2115f7f8
3. 0x58b7fbdf84eb2c033b6103f3f2864a4c7c05192831841df789a6044ea1ed3b4c
4. 0xbe835959748cf879441c759ccb66d5338e21d2cf5cbf6ad200102a028db92c5d
5. 0x8fa95c5976fdf0948b11818f36bf232580e5be0edaf76e43f75a9d99cfddccbe
6. 0x77e1a2bfe82e27e124c7c76a476e45089a611d81f6067ec44acf2abc44ab95bc
7. 0xebd780e12b3c53012d9e9c6a2dc760523db6ed95daf867a8bd431c8b7d3c46c3
8. 0x350fbf36bd10f1989ef63eede3e09133794d43ee2613a41f8e2107b4540c8d27
9. 0x56febae4839ff3a0988b94e1b22af962181c493979f00851427efcf0bf6ad086
10. 0x7a9fe1a1bbd7d1d9cd7df6ebaee2a1583c93e2754412ffb02162abe590f9d082
11. 0x4cbe0e09308da1b199bb7cff415a1dda61547e64b15fb0ef5dfd4ecac058d748
12. 0x2fb8e5d30bae4bd9b3b3f3509ab2d5afd7d33f62afe51bc63e4a7a063ecf2226
13. 0x794bd22a6bc5ce0b466f5a150b64435e6cc8454386a705a7a74a4a6cbcb9e4d4
14. 0x9338fa49a0c5f3f5d810da4bc7c55c4f87067074ebe5e189dc6fb19ffee0ed93
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90