Evidence row 2157653

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SSHqd5"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/4fc71747-6374-4705-959e-4e14978ca86c/.well-known/agent-card.json"
    ]
  ],
  "name": "Tampon",
  "owner_address": "0xd9a6f3d6bfd4f6995f9583b1e9d40174f2ba6264",
  "raw": {
    "agent_id": "104408",
    "agent_uri": "https://centralcity.ai/a/SSHqd5",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Tampon 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/SSHqd5",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Tampon",
      "registrations": [
        {
          "agentId": 104408,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/4fc71747-6374-4705-959e-4e14978ca86c/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SSHqd5",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793630525,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T14:45:09Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Tampon 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/SSHqd5"
}

What the leaf hashes

{"body":"e7ad20257739d458db043905015423ed6dfac4cf7e416f0b59ffecce2437c121","id":2157653,"kind":"listing","method":"sync.erc8004/1","observed_us":1793630709026461,"prev":2157271,"subject":"erc8004:5042:104408","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. 0xb0f4f551b2b0a9aa1865f4411f19c33f192d7b9cbcba7ef9caad4ad489a1de33
2. 0xf661790a9621db04f306adb4f03b34bb0892fdc6d130af8256fb0ecdb4ee8fe2
3. 0x74e64da95785b169392590d3b7ea0fad14a7080d8fe8121705c13d0b0fe84f8b
4. 0x1c2f6c13398b02fc129108761dfd3657e58439619288786df6126679b16fd372
5. 0x048630b5c12e089b930e938e9ea07962422ccbbc52976eb7af8ba60a3aec8c8d
6. 0x08477d71dd041d11a2d20ae5d33b48988747d31ba67dd8d1ee9964383077e4f4
7. 0x06aa847a40a663bc8666b5be3a00191e6d480f3f1708090c7b4e32fabdd5fb98
8. 0x8ef1991b6381bdc83a3a8619065811bc339ec32bfffab52ad9b4e0f3cd4fd55a
9. 0x88ac18d08226790df1c070fd56981fc4f6deb05ec7d759c566c1c95d4bf59c85
10. 0x819e82a35662300c2638d62eaa55502d36b2c9f4d410afc8a913e414edba12ec
11. 0xa72fae261d3680e737d354a6ec7f942c9eedb92e880cc5959b0d60e8935eccd0
12. 0xf087d871ca9371733715e0ee714284dde8df08d54c23411920c514ebc8cdda25
13. 0xf214768748b83271814cb189e6d8ee47b2a524b5f96a73f108b1dc6771b128e1
14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af