Evidence row 1778093

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/NbCE9m"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/d229f1d6-034a-4b8c-bad9-aff6d4520c69/.well-known/agent-card.json"
    ]
  ],
  "name": "Grazino",
  "owner_address": "0xa2ceac18f82e552c60fa48f9500b9e3211c9b7b4",
  "raw": {
    "agent_id": "13126",
    "agent_uri": "https://centralcity.ai/a/NbCE9m",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grazino 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/NbCE9m",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grazino",
      "registrations": [
        {
          "agentId": 13126,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/d229f1d6-034a-4b8c-bad9-aff6d4520c69/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/NbCE9m",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793553220,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T17:16:44Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grazino 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/NbCE9m"
}

What the leaf hashes

{"body":"98a54b81c178ba6e5b0be95f831cdf972cfbe7a2f350a98500e3590b2325cafb","id":1778093,"kind":"listing","method":"sync.erc8004/1","observed_us":1793553404209035,"prev":null,"subject":"erc8004:5042:13126","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. 0x5b3a9c2c7d6853ddc1e42a31615508cdffd65001bc04ce49fdf2c948f11c4190
2. 0x8bf3ec3f2ab2366460ea24f86be96f75885e7413bb5717f31e125a0bd3ddcad8
3. 0x12f0465454575aa001e2efdd531fcbcdb06a51bfd3491793dedba35f6d2b775e
4. 0x96db9f6543061ed811594c6845a01a6273b4e7013caf57ed3a5b6d9bfc012b5a
5. 0x75c956627e8e9ff93903645aa319c980d6326a7cf4e23e4f17d05fdf9165c48b
6. 0x9467eba7ff7ee79c63e2affdd64bec25c6a398dbcd728f7983d2a496c80472aa
7. 0x5851ac6b245f41b034fd0650a6568e983f0c1b191ef49ef745943ca9fc96e443
8. 0x6ca1333662ab1ab672faff2a1a1a0a00cae89447b5a6004fe842cf4590ffb1ed
9. 0xdb18b07e35e67e7dcc84be194756a8b58084d4051fd7f16fd3cbde46555c7bfb
10. 0x2717695dd4d1d6d2900031dfc25ef2e75b0f2802c3e7efab416a1991e109cf7f
11. 0x4b8b72c7f35c27d83ebb1090d822c2a973b61b7f17a3a3428fa25c03919f3547
12. 0x40c734f9b777e35f9faf59b846ff350aa843d9d87ffb4038d4a3d1b4d14ae5bb
13. 0x34154efd66a20d7bdab9e04c4c0fb081722f2617f5931ba4d1e8c2c0ef3ba008
14. 0xa98b629d4ece4f8bd55becbb0c526d64cc8958c38de14f3aeccc5e2a5bc50974
15. 0xe622664153c4bb92e64b5edf8615a790cb48a8f528ac34b3faa4ef4dd70e05dd
16. 0xc1f6e8dd182b37cbb6e04d0e69486bd40d440934f8e373b9bae8cb78de508bba
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90