← The evidence ledger
Evidence row 2622397
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:198822
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9a4adddff0fdd3adf98fb8784b26bd5e7058f96aec1d473114f736d560ed2e27
- Leaf
- 0x9a2e05f9d186774a78d262aaaff2cd169a4a37dff67ca75a45fa9ce03e521050
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/ildsIP"
],
[
"a2a",
"https://centralcity.ai/a2a/6e2f5a48-1143-47ec-a6d9-91ef520b9c65/.well-known/agent-card.json"
]
],
"name": "Biosser",
"owner_address": "0x6ceb1b3267323c00b2d87ef10dd1327a511f7b22",
"raw": {
"agent_id": "198822",
"agent_uri": "https://centralcity.ai/a/ildsIP",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Biosser 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/ildsIP",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Biosser",
"registrations": [
{
"agentId": 198822,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/6e2f5a48-1143-47ec-a6d9-91ef520b9c65/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/ildsIP",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793729903,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-03T18:19:35Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Biosser 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/ildsIP"
}What the leaf hashes
{"body":"9a4adddff0fdd3adf98fb8784b26bd5e7058f96aec1d473114f736d560ed2e27","id":2622397,"kind":"listing","method":"sync.erc8004/1","observed_us":1793729975677837,"prev":null,"subject":"erc8004:5042:198822","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).
- 0x9a2e17f5500d23622c3a513748f5e4a0364cbcefda06e07876b736a510548f2b
- 0xbde7d1ba8814410e65da083a8046210826e0b129176568b6b1b90423ddf6f17a
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- 0x26c00089e51f8115b8eb5b95e0e89c026b2c165053e1decf0c35ff0477884a83
- 0x2dc42d493edb0ad6e7553c62aba417b8dd3944cd2c2e880b08441fe36a524536
- 0xb114ea99a5a0a812f879e3a6800af8d400a3f244b298b4721c2bea3621be027f
- 0xc09e7c4958cadc5b4d1c4f7abe4ebd367c19f8ef09fcbd82441c100d204658e0
- 0x3fbb7221e409d68495b296f6f3005f7e4dcb70b8986e4c29c6f6a43100ee00f8
- 0x4c963a39600144a78ed462f64f653139a37cb12b8bbff740d1b71063d249b6f5
- 0xd12af14057b0600ea4e564aebd62bb8aceaebb46514f6964c162f39dd745c7d7
- 0x7213abc3b073b11e10ab782304691b87f942a9b7a8039cdf65b5779d776039c5
- 0xe96c3e9661ba818444523b64b69e1c93799e202d182e14e10495bf7bc6acf0d6
- 0x047541275fbded65ddbf146d04bc8eb09e9b534f8e8c3e57ae4e8bfffd8bcb21
- 0x7657cb1e96189305f3276517cf3716f7cacdef06e4b876b60d2c0bd8b60fda96
- 0xbdd3407977f70b26d0af6e874d984fe982a78bf95057b70049009db10e525ebc
- 0x77587d79b39ec04901214373cabf0c9651bc2cf065dc080615a260064314c4a5
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- 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
- Day root
- 0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
- Chained
- 0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
- Published
- On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7