Evidence row 2625711

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/hSxvA3"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/5d00304c-626e-4c75-9553-48885dee4384/.well-known/agent-card.json"
    ]
  ],
  "name": "Bufor",
  "owner_address": "0xcd4879d6153e0556eb36b90b631eb82837b05146",
  "raw": {
    "agent_id": "199411",
    "agent_uri": "https://centralcity.ai/a/hSxvA3",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Bufor 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/hSxvA3",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Bufor",
      "registrations": [
        {
          "agentId": 199411,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/5d00304c-626e-4c75-9553-48885dee4384/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/hSxvA3",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793730881,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T18:36:29Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Bufor 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/hSxvA3"
}

What the leaf hashes

{"body":"979c323a2afa24b75aa0969852508d1230fee410fd44bcf2eff3237f39836fab","id":2625711,"kind":"listing","method":"sync.erc8004/1","observed_us":1793730989766538,"prev":2624981,"subject":"erc8004:5042:199411","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. 0x2746ef9d20bd89017f1642f9b338f6721105d98d4efd047b79494c59817869c8
2. 0xc035a57d26e6016ff6aa291cf448b9e0c7dc22754fbc1bcdaa01c4818a098878
3. 0xb58ef50b1dedd319620e9befa2e86c220361e9b4b83f96ebabc1f13434186975
4. 0x9a34dadbd71a0bbb950efa7b5247dad97999a7064a3b8773147730a407a0ff74
5. 0x60e9c50ac68613dad5524cff6239f9285d7621e7353cd26fd9da9166e50d1620
6. 0x2b4defce1f373356b02969dafce140d5a4c35c410fd17d4955547abe6765195f
7. 0x89a10daf31eebb650c8a04e69afed52b75db2e9cb4edbe9b7bde6d0d380d4cf1
8. 0x2808e24dc1a947e301f5499245cad7d1258830cbacc0ee08d1c4748aeb85b2d2
9. 0xf098018cbc19551cf0bc2d5e792617bab527de50855859f3787632f7985e2487
10. 0x6bd06cec313b2bc29348aa567b9038f6b0dfb34e07b8e470b178b29258a524ce
11. 0xea0261a568207bca1246537bbb9feb4a61ef816b61f240387da4429c29d4a807
12. 0x404f5095cb117dbc273dab4f53a49ed8d1a48be81b69879f7d00d7e85e406ef1
13. 0xef1dfe0416b9867c5e84356ce47af8e533ec4133742db5d772c747b8eb9de6cf
14. 0x2eb509fa1adfd792931a660ef16ddc125428dd5ab3b79bbec78835e1899fa304
15. 0x660d0877ad8a4ac2c72a53acfa0bbeb718138f84f8d3c34fe34565fd754e39e3
16. 0xbaff679935afdbe869b23e88acf4edb06c80c1bc21fbe841145699495a3e2db3
17. 0xa82fcd0af08a38380e777cb578b71498d941c589c6401f31d445e1685adcc978
18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7