← The evidence ledger
Evidence row 1507163
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.octodamus.com/v2/x402/agent-signal
- Recorded
- Previous row
- #1038142
- Body SHA-256
- a662b2afa384ff90af43bebf2ae4b6559f86908858e61d622215639e2f61b242
- Leaf
- 0x1c20d9f66cf1ff113c3cbdd99165bb0150814cf8452606ccae1d2854293a01b1
What was observed
{
"endpoints": [
[
"x402",
"https://api.octodamus.com/v2/x402/agent-signal"
]
],
"name": "api.octodamus.com/v2/x402/agent-signal",
"owner_address": "0x5c6b3a3dae296d3cef50fef96afc73410959a6db",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"description": "Octodamus Market Intelligence API — real-time crypto signals, Fear & Greed, Polymarket edge. Annual access.",
"extensions": {
"bazaar": {
"category": "trading",
"discoverable": true,
"info": {
"input": {
"headers": {
"PAYMENT-SIGNATURE": "x402 EIP-3009 USDC payment (Base mainnet)"
},
"method": "GET",
"type": "http"
},
"output": {
"example": {
"action": "BUY",
"btc_trend": "UP",
"confidence": 0.78,
"fear_greed": 62,
"polymarket_edge": {
"ev": 0.14,
"market": "BTC above 90k"
},
"reasoning": "Oracle 9/11 consensus bullish. Fear & Greed neutral-greed zone.",
"signal": "BULLISH"
},
"type": "json"
}
},
"name": "Octodamus",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"headers": {
"properties": {
"PAYMENT-SIGNATURE": {
"description": "x402 EIP-3009 USDC payment signature (Base mainnet)",
"type": "string"
}
},
"required": [
"PAYMENT-SIGNATURE"
],
"type": "object"
},
"method": {
"const": "GET",
"type": "string"
}
},
"required": [
"method"
],
"type": "object"
},
"output": {
"properties": {
"action": {
"enum": [
"BUY",
"SELL",
"HOLD"
],
"type": "string"
},
"btc_trend": {
"enum": [
"UP",
"DOWN",
"SIDEWAYS"
],
"type": "string"
},
"confidence": {
"maximum": 1,
"minimum": 0,
"type": "number"
},
"fear_greed": {
"maximum": 100,
"minimum": 0,
"type": "number"
},
"polymarket_edge": {
"type": "object"
},
"reasoning": {
"type": "string"
},
"signal": {
"enum": [
"BULLISH",
"BEARISH",
"NEUTRAL"
],
"type": "string"
}
},
"type": "object"
}
},
"type": "object"
},
"tags": [
"crypto",
"market signal",
"trading signal",
"BUY SELL HOLD",
"oracle",
"BTC funding",
"funding rate",
"open interest",
"fear and greed",
"polymarket",
"expected value",
"bitcoin",
"ethereum",
"solana",
"Base USDC",
"market-intelligence"
]
}
},
"extra": {
"chainId": 8453,
"name": "USD Coin",
"version": "2"
},
"maxAmountRequired": "10000",
"maxTimeoutSeconds": 300,
"mimeType": "application/json",
"network": "eip155:8453",
"payTo": "0x5c6B3a3dAe296d3cef50fef96afC73410959a6Db",
"resource": "https://api.octodamus.com/v2/agent-signal",
"scheme": "exact"
},
{
"amount": "5000000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"description": "Octodamus Market Intelligence API — 7-day trial",
"extensions": {
"bazaar": {
"category": "trading",
"discoverable": true,
"info": {
"input": {
"headers": {
"PAYMENT-SIGNATURE": "x402 EIP-3009 USDC payment (Base mainnet)"
},
"method": "GET",
"type": "http"
},
"output": {
"example": {
"action": "BUY",
"btc_trend": "UP",
"confidence": 0.78,
"fear_greed": 62,
"polymarket_edge": {
"ev": 0.14,
"market": "BTC above 90k"
},
"reasoning": "Oracle 9/11 consensus bullish. Fear & Greed neutral-greed zone.",
"signal": "BULLISH"
},
"type": "json"
}
},
"name": "Octodamus",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"headers": {
"properties": {
"PAYMENT-SIGNATURE": {
"description": "x402 EIP-3009 USDC payment signature (Base mainnet)",
"type": "string"
}
},
"required": [
"PAYMENT-SIGNATURE"
],
"type": "object"
},
"method": {
"const": "GET",
"type": "string"
}
},
"required": [
"method"
],
"type": "object"
},
"output": {
"properties": {
"action": {
"enum": [
"BUY",
"SELL",
"HOLD"
],
"type": "string"
},
"btc_trend": {
"enum": [
"UP",
"DOWN",
"SIDEWAYS"
],
"type": "string"
},
"confidence": {
"maximum": 1,
"minimum": 0,
"type": "number"
},
"fear_greed": {
"maximum": 100,
"minimum": 0,
"type": "number"
},
"polymarket_edge": {
"type": "object"
},
"reasoning": {
"type": "string"
},
"signal": {
"enum": [
"BULLISH",
"BEARISH",
"NEUTRAL"
],
"type": "string"
}
},
"type": "object"
}
},
"type": "object"
},
"tags": [
"crypto",
"market signal",
"trading signal",
"BUY SELL HOLD",
"oracle",
"BTC funding",
"funding rate",
"open interest",
"fear and greed",
"polymarket",
"expected value",
"bitcoin",
"ethereum",
"solana",
"Base USDC",
"market-intelligence"
]
}
},
"extra": {
"chainId": 8453,
"name": "USD Coin",
"version": "2"
},
"maxAmountRequired": "5000000",
"maxTimeoutSeconds": 300,
"mimeType": "application/json",
"network": "eip155:8453",
"payTo": "0x5c6B3a3dAe296d3cef50fef96afC73410959a6Db",
"resource": "https://api.octodamus.com/v2/agent-signal",
"scheme": "exact"
}
],
"description": "Octodamus — AI oracle for crypto and tokenized NYSE markets. BUY/SELL/HOLD signals, Polymarket edges, Fear & Greed, macro regime. Ed25519 signed.",
"extensions": {
"bazaar": {
"category": "trading",
"discoverable": true,
"info": {
"input": {
"headers": {
"PAYMENT-SIGNATURE": "x402 EIP-3009 USDC payment (Base mainnet)"
},
"method": "GET",
"type": "http"
},
"output": {
"example": {
"action": "BUY",
"btc_trend": "UP",
"confidence": 0.78,
"fear_greed": 62,
"polymarket_edge": {
"ev": 0.14,
"market": "BTC above 90k"
},
"reasoning": "Oracle 9/11 consensus bullish. Fear & Greed neutral-greed zone.",
"signal": "BULLISH"
},
"type": "json"
}
},
"name": "Octodamus",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"headers": {
"properties": {
"PAYMENT-SIGNATURE": {
"description": "x402 EIP-3009 USDC payment signature (Base mainnet)",
"type": "string"
}
},
"required": [
"PAYMENT-SIGNATURE"
],
"type": "object"
},
"method": {
"const": "GET",
"type": "string"
}
},
"required": [
"method"
],
"type": "object"
},
"output": {
"properties": {
"action": {
"enum": [
"BUY",
"SELL",
"HOLD"
],
"type": "string"
},
"btc_trend": {
"enum": [
"UP",
"DOWN",
"SIDEWAYS"
],
"type": "string"
},
"confidence": {
"maximum": 1,
"minimum": 0,
"type": "number"
},
"fear_greed": {
"maximum": 100,
"minimum": 0,
"type": "number"
},
"polymarket_edge": {
"type": "object"
},
"reasoning": {
"type": "string"
},
"signal": {
"enum": [
"BULLISH",
"BEARISH",
"NEUTRAL"
],
"type": "string"
}
},
"type": "object"
}
},
"type": "object"
},
"tags": [
"crypto",
"market signal",
"trading signal",
"BUY SELL HOLD",
"oracle",
"BTC funding",
"funding rate",
"open interest",
"fear and greed",
"polymarket",
"expected value",
"bitcoin",
"ethereum",
"solana",
"Base USDC",
"market-intelligence"
]
}
},
"lastUpdated": "2026-10-31T12:18:17.652Z",
"quality": {
"l30DaysTotalCalls": 6,
"l30DaysUniquePayers": 5,
"lastCalledAt": "2026-10-31T12:18:17.283Z"
},
"resource": "https://api.octodamus.com/v2/x402/agent-signal",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Octodamus — AI oracle for crypto and tokenized NYSE markets. BUY/SELL/HOLD signals, Polymarket edges, Fear & Greed, macro regime. Ed25519 signed."
}What the leaf hashes
{"body":"a662b2afa384ff90af43bebf2ae4b6559f86908858e61d622215639e2f61b242","id":1507163,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793472673888326,"prev":1038142,"subject":"x402_bazaar:https://api.octodamus.com/v2/x402/agent-signal","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (246033 rows).
- 0x1c218c1f541f881a318ce204ace42ed96b1cea527d4b91e3e957d226fcbd097a
- 0x761e4b8f8ab1dbf15d9a54c82a4b40cf09dd8582782c265791ba9ea4e0baa377
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- 0x716d7ad7cb7691a8f36304f5a7c15a68aad1991abc58e4dd8cd2973ed2ea487b
- 0x12f54d1a576b0ec4c937ed0f0baacff14c030927464c3bb1f3dc71a9c18fe50f
- 0x5fcb90c09aee7548d248211575483601865729caebd01c1d9d300551e194a972
- 0x62f5fe641623c3bfb13a6b58cb805c06380aa1eb06d7e829d1afc6c8b11fe8cb
- 0xf67b58fdd89dad2175905874432bbc53da9f0917f613c98d9a278c9ab2e579c0
- 0xd1ad14fd618e6ce26264a0120015ab6e33aac0431ee2963d69c71bc88fef6500
- 0xd8fb2a5949d25194a696dab268d2c88f3691ddf4e4769ea1b35d851538f89178
- 0xf40fe0ab3815639dd0528a1520d05ef37f76984c9e26122d96a7dec2449edb59
- 0xf1614e76e51b9462cf7a91e5141af61bc7debba634c8798728c24a84f197b6aa
- 0x9ceb0cca7e6a4252fd4bc9968554fbb343590c4ea20f4c2a07778fe411162b49
- 0x95ec49fc7f2c7be30422eaa1d0d6036836dd63ff46a8ed4027258fcf3eb8cf24
- 0x2bca4aa3c59fe9209016c64bd8b706423477e3407201a00165afde9abf6fee2b
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- 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15
- Day root
- 0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab
- Chained
- 0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980
- Published
- On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0