← The evidence ledger
Evidence row 1038142
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.octodamus.com/v2/x402/agent-signal
- Recorded
- Previous row
- #67898
- Body SHA-256
- 6b66808d07f2ec9b50f6cd2578839baed6834a8654a3d2fb7579fe6967bb3688
- Leaf
- 0xfc2b45a41e66ae42ca9b67a70d6581c34284d21627ba17d084ab2dab47bc2ab6
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": "2026-10-29T11:28:18.359Z",
"quality": {
"l30DaysTotalCalls": 5,
"l30DaysUniquePayers": 5,
"lastCalledAt": "2026-10-29T11:28:17.938Z"
},
"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":"6b66808d07f2ec9b50f6cd2578839baed6834a8654a3d2fb7579fe6967bb3688","id":1038142,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298257170748,"prev":67898,"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 (242798 rows).
- 0xfc2c15ca5a5760563c7cbf69fe0ad215af75736a2c1c38a6dadf44a6b86f946b
- 0xac77fece6e1c82bf454f745179452f5a07b8190badd67179ea2ac21e50af85d7
- 0x1d7c139e74401b44f6a781a01bde014e1a9acc8aec2f48b2442d5538618ce24d
- 0x4d55b320ba61eaa4d643c9c47a015ede736edcadabd9c712f0b512cf2c504e43
- 0x08e3b368488713b9ef498b26447e15a00aff66647f58ca807f5101c1753a8474
- 0x285dfbfc54d0c57ceb5de0cb8847476fde8512c04d22b38e876b8abbf74f21e2
- 0xdb8acc0cd00ed89c89b63ec83f5e2c76054cbe5ccf8a3eb4e540a245e8e67799
- 0x58618ea4f474871ce092fe6a1569c844b64ae44f0c9eee3b1a2fe09aae24624e
- 0x9207f331f0b9ca60ba198484027257b2a04cb79df13990612c5a2e8411010830
- 0x3bd96d58427b459e28b1c28e0b455da9e838692fb5d21f226f5a1760daf477f0
- 0xac8595ce8ea805845af78ba6e359b7cd64e428e59f8e8db1f18f305e67801a51
- 0xdb76702465d9dcc18228c424b986c0d068605e407bc0698ac73f564044fa8c39
- 0x53bd5c3baafe91745ebff65c20addef2a0eec44e95ed2b7e15d2e7abd391cbca
- 0xf708469bc3aba85a4a4875a16834cb1ef22f7d55f1823cedb60f00dfa15f77df
- 0x1dd763930a8023065a24b676469b4f26d92a89cfe71226ced9df379f43ec0f0a
- 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
- 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785
- Day root
- 0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c
- Chained
- 0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6
- Published
- On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1