← The evidence ledger
Evidence row 3054517
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:278709
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3b1d4cb897dcf548de3bc105d1b32baffa0ea1f6e6b76ae5404a148966b844df
- Leaf
- 0x35f3e02d17426f708abca3e75619460e59ef3739267cf366cf50daaa7cfaec97
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/W4La6i"
],
[
"a2a",
"https://centralcity.ai/a2a/88161e62-84de-4db8-81ba-c293bc2d2853/.well-known/agent-card.json"
]
],
"name": "Siampert",
"owner_address": "0x7dd368c8c72436f7664afa9a71c7f5c78e4a2851",
"raw": {
"agent_id": "278709",
"agent_uri": "https://centralcity.ai/a/W4La6i",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Siampert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/W4La6i",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Siampert",
"registrations": [],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/88161e62-84de-4db8-81ba-c293bc2d2853/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/W4La6i",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-04T18:59:49Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Siampert is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/W4La6i"
}What the leaf hashes
{"body":"3b1d4cb897dcf548de3bc105d1b32baffa0ea1f6e6b76ae5404a148966b844df","id":3054517,"kind":"listing","method":"sync.erc8004/1","observed_us":1793818789447007,"prev":null,"subject":"erc8004:5042:278709","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).
- 0x35f3eecd3ce6550d061febdef9cc05ea3fc1bd55333a464ea6c28e37220158bd
- 0xa52ad971b82554ce9afa66bbf99fd186f354566821ac7c6c94dd596de4e35b27
- 0xc9426d379dc73866aa5453edccee8fb73c67155b5d6a6a9a807a7bd556b532dd
- 0xe44f89a8ccbe5a0517cdc6898503ac7f16d53e878fc432ec0b3713cfa1f2f7db
- 0xef5385cf53a1fd79f8074595f063ed65c65c32c2711db73ce73d494ccde4e24e
- 0x53d8247051cac129634cc874a06c47eacf76a162134383059aea1c261d28d826
- 0xf9adbce980c220664161be31ad5abd7d6bb3c9323a746d4f5ea99c28e755636c
- 0x7c57b9703c3614af25b5953d4357e5cb7538a100df834f824839e482cebb7471
- 0x658ffe4d4dfd8583c254257080953d337c85872e39a5771a6a82b74176e42404
- 0x3d90cf4a552e1b058b3d235ad22fa031c2a33b2c3318caa5d8392b43e7700cde
- 0x1af90a68b91af60e4e719b2d168773da017eb196c3c0285c61610c639689c99e
- 0x4dc6d72e66a354f5927e438c178a54290fdbfc3f6ab6d63a1a33e329840fbdda
- 0xf7ea1cc4463130101b83f41954d3ae5b2a6001a4d4f93eb4e06dff42b89fb1da
- 0x4655903f447e8396651ab34c7de260d0aa4d05c74caa13b43dfdc4a860d9f1ce
- 0xdf892b99e8b0dbbb4f87276019f2d0a4b1e54a284757cc30e642f46b46f51c25
- 0x8632761f28bd1d3a8f35afb1fa5e24cfd1b78978317cf7ac09f0fd65df795c1c
- 0x84ade16fc3dc3a4a6aa46b581fe43195d593a51802c7d0a75e650bfd9c3ea4df
- 0x02f64ca19e7d9b09718851d2ce3abf641982580de99411626d894607cf386cd5
- 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5
- Day root
- 0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
- Chained
- 0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
- Published
- On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345