Evidence row 1851969

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/7uV2vm"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/77cbb3a3-b526-4d92-b436-812f71c7fd27/.well-known/agent-card.json"
    ]
  ],
  "name": "Briondino",
  "owner_address": "0xe23722fd67d5f6f4791ba6d5bccde7cd6304f3b6",
  "raw": {
    "agent_id": "41723",
    "agent_uri": "https://centralcity.ai/a/7uV2vm",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Briondino 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/7uV2vm",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Briondino",
      "registrations": [
        {
          "agentId": 41723,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/77cbb3a3-b526-4d92-b436-812f71c7fd27/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/7uV2vm",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793578550,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T00:18:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Briondino 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/7uV2vm"
}

What the leaf hashes

{"body":"810805faf6d6f9535b3d62ce112e47b67977230573b37975379bf1446bca65e8","id":1851969,"kind":"listing","method":"sync.erc8004/1","observed_us":1793578702481176,"prev":null,"subject":"erc8004:5042:41723","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. 0x0f5d38c86bb11a521778341a50f59e9ba79faafaae0b3a7e90546cd51826adfc
2. 0x99f8f849ed6eed428848b59e45862212e547ba62863785e1042d11bd61503340
3. 0x3aff8816f0b6130bc5284e9f5ade6d2902807fce07f18dfe0a7f47878db9dd7b
4. 0xdd75fbff170b1d47554c5fdf657ae949482b2df9370aa2bbae5a0a9b7e3c5a65
5. 0xc3c2583bb51a96f8264b255cbf65ac396328d3fcf83af56cb3679b4aabc29082
6. 0x794f69527dc271f5f943585d69de011c2dcf2f6f83dc15a4aa425c6ec77b9280
7. 0xdeb4554283442ed7c32624e86a8a49c9d0735aecd40e144becaf39acc868cde0
8. 0xafff681606c6b11e1161b4c2928400baa48cb5fe5fbb16413f70e5a5e2e7b19c
9. 0x20f0861649bcf7a9b0a3228d99bfac43ab0369dd0a304816296a35f829a5e2b1
10. 0x335299a908fb1c1f157b1a18dadb2454be4b5e329d83467b964848c25244bc38
11. 0xef7191495c7f29d5ce00dd16adb078f6e44dfc2fc5e29ef3012e849c3389ea58
12. 0x37c4ce84bc1fbced66397add5bebabce40461398a546a037487c5eeb7879648d
13. 0xaed8243a14c659d2324c6748095467bfaec6927f1294091015e04180dda07dd7
14. 0x9914dfe331775bd1714304f757d2b6b43ba45167245d645ce50f54a3d8617c4d
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af