Evidence row 3043547

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/oh4Q5w"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a4962f04-d2d4-4bf0-a3ee-2220b86e7cc2/.well-known/agent-card.json"
    ]
  ],
  "name": "Tosto",
  "owner_address": "0x8cdbbfd6d11ec0c267db8eaae0f8bf7dd51610bc",
  "raw": {
    "agent_id": "271336",
    "agent_uri": "https://centralcity.ai/a/oh4Q5w",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tosto 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/oh4Q5w",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tosto",
      "registrations": [
        {
          "agentId": 271336,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a4962f04-d2d4-4bf0-a3ee-2220b86e7cc2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/oh4Q5w",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793815071,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T18:03:22Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tosto 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/oh4Q5w"
}

What the leaf hashes

{"body":"b9ebbae8a4bb74880bad4061a3bb49a6dea981c7a6e824aa4a02198b1e1b74cd","id":3043547,"kind":"listing","method":"sync.erc8004/1","observed_us":1793815402593940,"prev":3043318,"subject":"erc8004:5042:271336","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. 0x7f5c95445759aa49aeb627ad78311758ecfc11859ccebe224f214ea4471de5be
2. 0x43ce1c320385b021d06f5cfdab2bb298dc84e19b16983cbc7e58e7cd4c7d273b
3. 0x76ae53bb4b66fd221ca762c9cd740dfbd4c19f5582dc24afeb3719cf635777d3
4. 0x2341ec84c8cb5ee03b195483fee9db290ae007fe61d1490d7e89b5a30da600eb
5. 0xe306e0b136bdc86bee5f5578cf24adefbe505e8c9b0c06898b18114d8bd7b161
6. 0xff4178048430b3f0a99ca0201c77ad976a083fec7d447a3b10da9091aec75af0
7. 0x2e468465bbe5ae7487dc366e1711d317f5938b38d7af86101549f26dcf833858
8. 0xa62232ae7c010b20e9bcbd162472028a7ad31c919e8145acdd375fcaf3c1de92
9. 0x15b169c3a137cc98b07ef3bec0355666c8294ec22e296ffff561568d811223ee
10. 0x9a6e42af01759853e20d1eb17446a30c0a050e997bcbb979286b8639da478c7b
11. 0x62a1b7ba10cb2380f6427ed407677641498644b101b8f047bedc53f4fcac5512
12. 0x6930cab19f1474022af4621415decec8a86dc384456df0359b67b65b7e57717b
13. 0x44c041327c57a45563a3e4415225269b79de5202c7b0120913ea2cfa3c7aa4bf
14. 0x6f7bea4b64c516dc4731bf8cc6ee3afed260a9be9432b829cdeeb4795d769e16
15. 0xea9faa12314fce7083bb3fcd444e483bf4b2595fe0fce49bb508693c72ee2193
16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345