← The evidence ledger
Evidence row 1039388
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402.ottoai.services/llm-research
- Recorded
- Previous row
- #279053
- Body SHA-256
- 6cbc1dd8f40afb48a00a149cc62767ef2f61d907997ba46424abef1547c23176
- Leaf
- 0xf1fed5e4af73d691ab284f19f821503ff280d65815c15aa68aee281f5eb1be2c
What was observed
{
"endpoints": [
[
"x402",
"https://x402.ottoai.services/llm-research"
]
],
"name": "Otto AI",
"owner_address": "0x0e84ddedaae6a779c462c22a59f301ec31b6b808",
"raw": {
"accepts": [
{
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"assetTransferMethod": "permit2",
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
"scheme": "exact"
},
{
"amount": "100000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6XcSfqJHr9vNW2vbiRaMqUYVm7shDgLepca54wUTDPN5",
"scheme": "exact"
}
],
"description": "Instant AI research on any topic powered by Gemini 3.5 Flash, using live Google Search grounding when available. Answers list the sources search returned; some, such as a no-search fallback, may have none. Ask about science, tech, crypto, history, or anything else. Can analyze images and summarize webpages from URLs. Max 180 character prompts. $0.10 per query.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"prompt": "What is the latest on Bitcoin ETFs?"
},
"type": "http"
},
"output": {
"example": {
"result": "Based on my research, Bitcoin ETFs have seen...",
"sources": [
{
"title": "SEC.gov",
"url": "https://www.sec.gov/..."
}
],
"status": "success"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"prompt": {
"description": "Research question (max 180 characters)",
"type": "string"
},
"url": {
"description": "Optional: URL to analyze (image or webpage)",
"type": "string"
}
},
"required": [
"prompt"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"error": {
"description": "Error message if failed",
"type": "string"
},
"result": {
"description": "Research findings",
"type": "string"
},
"sources": {
"description": "Cited web sources from Search grounding (deduped, up to 10)",
"items": {
"properties": {
"title": {
"description": "Source page title",
"type": [
"string",
"null"
]
},
"url": {
"description": "Source URL",
"type": "string"
}
},
"required": [
"url"
],
"type": "object"
},
"type": "array"
},
"status": {
"enum": [
"success",
"failed"
],
"type": "string"
}
},
"required": [
"status"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_hc2dhq09"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
},
"offer-receipt": {
"info": {
"offers": [
{
"acceptIndex": 0,
"format": "eip712",
"payload": {
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
"resourceUrl": "https://x402.ottoai.services/llm-research",
"scheme": "exact",
"validUntil": 1793261709,
"version": 1
},
"signature": "0x08b829c6db96b5d6407af7c18ab1af4d75fc4396bb2d60a5028c749f4ad5e4bc3fbbd845fc10c1fd758c39e25bebc4e789e7ff98cd74464f3d46588ada059e301b"
},
{
"acceptIndex": 1,
"format": "eip712",
"payload": {
"amount": "100000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"payTo": "0x0E84dDEdAaE6A779c462C22a59F301EC31B6b808",
"resourceUrl": "https://x402.ottoai.services/llm-research",
"scheme": "exact",
"validUntil": 1793261709,
"version": 1
},
"signature": "0x08b829c6db96b5d6407af7c18ab1af4d75fc4396bb2d60a5028c749f4ad5e4bc3fbbd845fc10c1fd758c39e25bebc4e789e7ff98cd74464f3d46588ada059e301b"
},
{
"acceptIndex": 2,
"format": "eip712",
"payload": {
"amount": "100000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6XcSfqJHr9vNW2vbiRaMqUYVm7shDgLepca54wUTDPN5",
"resourceUrl": "https://x402.ottoai.services/llm-research",
"scheme": "exact",
"validUntil": 1793261709,
"version": 1
},
"signature": "0xfee88f7c2a5a9dfbcb0901523fa7be77c9d3b2aebc0d64efdc49a8b66c5bbb5b69da3cb75ca2907660b9c70507fc8c5766054dad698126cbe77b51b4004967131c"
}
]
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"offers": {
"items": {
"properties": {
"acceptIndex": {
"type": "integer"
},
"format": {
"type": "string"
},
"payload": {
"properties": {
"amount": {
"type": "string"
},
"asset": {
"type": "string"
},
"network": {
"type": "string"
},
"payTo": {
"type": "string"
},
"resourceUrl": {
"type": "string"
},
"scheme": {
"type": "string"
},
"validUntil": {
"type": "integer"
},
"version": {
"type": "integer"
}
},
"required": [
"version",
"resourceUrl",
"scheme",
"network",
"asset",
"payTo",
"amount"
],
"type": "object"
},
"signature": {
"type": "string"
}
},
"required": [
"format",
"signature"
],
"type": "object"
},
"type": "array"
}
},
"required": [
"offers"
],
"type": "object"
}
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1781044576/bazaar-icons/84cde0751281b3d0.png",
"lastUpdated": "2026-10-29T08:10:09.195Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-29T08:10:08.839Z"
},
"resource": "https://x402.ottoai.services/llm-research",
"serviceName": "Otto AI",
"tags": [
"ai research",
"web search",
"research assistant",
"cited sources"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Instant AI research on any topic powered by Gemini 3.5 Flash, using live Google Search grounding when available. Answers list the sources search returned; some, such as a no-search fallback, may have none. Ask about science, tech, crypto, history, or anything else. Can analyze images and summarize webpages from URLs. Max 180 character prompts. $0.10 per query."
}What the leaf hashes
{"body":"6cbc1dd8f40afb48a00a149cc62767ef2f61d907997ba46424abef1547c23176","id":1039388,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298322777534,"prev":279053,"subject":"x402_bazaar:https://x402.ottoai.services/llm-research","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (242798 rows).
- 0xf1fe27908a122c9a0dd9edca61ac90444b209d9e1e56db8980cf00e644d0a757
- 0x316d23ae77b14bbaa6bde56d828f454684e48bd6c99814672799b3d596d0d03c
- 0x8bf45d0de6aa70ce1f5449883e3cfb61e7647992c8b5d32a9ca6ce6fe7ebaa18
- 0xe8dc269507f6dcd562bad7eae0305d7a9b48a8d87ab73441991775e0deca9494
- 0xb55532506e494126f4636479a45e6f4575db0359adc02a4e09b3571343ba8f57
- 0x7b6d9eecae9e4c822db5e114ac104cbcf4fad0d01dd9819373aea90d96219086
- 0x0bbaad4d45c7c5bf10eb3b93876513abdc3fee781dba0d212bfa5f13d02e910e
- 0x38d83e93bfe935fe3fd0b0c3684023bf610e2dc11e637956802ec7abd764721d
- 0xe68d6bb7ca894466ed6bbe77e9cfa1af31c9300b4ba92524e8a30aaa7895eec9
- 0x3e08dd27badca3413479bf59eaf4f9c924c73967da2d7c5562f1e7b01b1baafb
- 0x827a81057dee6ce05be5376cea4adff9bdafdd6be2a34f49dff95493ffc20e3e
- 0xc554104ce886444ad9478b1657b9f2f63a5615cde0d5f6091699bb05d2eff6c6
- 0xe61db4873d922d736073fbcc17a7758f857abc53591bf83c26e95a8c7fdf1d7f
- 0xc7119ea806f683838e5f48055d7f1b7fded1f500c6064dabeb8b9a36bba8932f
- 0x1dd763930a8023065a24b676469b4f26d92a89cfe71226ced9df379f43ec0f0a
- 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
- 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785
- Day root
- 0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c
- Chained
- 0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6
- Published
- On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1