Evidence row 2949739

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/BFidmV"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/9be87d31-4e80-484a-bc84-422006789c0d/.well-known/agent-card.json"
    ]
  ],
  "name": "Riosto",
  "owner_address": "0xf5306385d15888da5674f0293d0ad6f583c1c81b",
  "raw": {
    "agent_id": "225964",
    "agent_uri": "https://centralcity.ai/a/BFidmV",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Riosto 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/BFidmV",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Riosto",
      "registrations": [
        {
          "agentId": 225964,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/9be87d31-4e80-484a-bc84-422006789c0d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/BFidmV",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793767305,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T04:43:56Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Riosto 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/BFidmV"
}

What the leaf hashes

{"body":"a74f830ee1690b7fd64c7751117822171d674202eace925f7aacf3d3d7a50b90","id":2949739,"kind":"listing","method":"sync.erc8004/1","observed_us":1793767436525136,"prev":null,"subject":"erc8004:5042:225964","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x398f31667c9a06e9f8cabe6f6279a688fb8b4fdbb574d59cdd99eea1ab2bec71
2. 0x628b1d3b2f2d93dad572a8cee1cdc44dcd0923c1083263e81a659a0b85acfc14
3. 0x3cd42eca6b9161537b756e0115656ea1745324f0d75222a5ec42d77bd1e37ede
4. 0x2f1a899e3df198ce16266fd6f2e46abfe0e8ed17cc99288fb7ff50878ebc5194
5. 0xe4080cd8224fff43fcdbb522edae3723530f95496b64033a399c38b2225f3b5b
6. 0x0f3d177a5b1c3916ef754c7a1fc684cbae0c8dda438dfe18214059bd81f029da
7. 0xff48932021a961b5527c9e579958d966b73fec31a4d6856e3e789ee9fdd893de
8. 0x75aa26b69eea886f0c39056b7cd3fa124d4f6f6ced0ec682d0bbaaf155a3939f
9. 0x16097acf7b8794324f5fafd3a146deb9e70b7f49e4f99f27d45bb4b2a8dae36b
10. 0x2b4a357ed8adad80d27ea4bc2c3f7b38e36cf2be7bd0e86fbd59ad5d4a69d33b
11. 0xdb96a27606574430bddd5dd128e9a7c9b46008ea6d2d857136c4b26423782926
12. 0xbc5e59f56600cdbeb25178d0545354d5a767a31553bb8eff22f014fdc03f7091
13. 0x3f42293a6775123371d21855b9c5353b6d5904a98f71ce3799fabc846340af82
14. 0x94e48bdf57a5c7c29462a9932b098617795106114188bbc3809cc8fd993b158a
15. 0xdf892b99e8b0dbbb4f87276019f2d0a4b1e54a284757cc30e642f46b46f51c25
16. 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
17. 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
18. 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345