← The evidence ledger
Evidence row 67050
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.losbeto.xyz/fear-greed
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 5cfb2c0ef08d7c87b44dba2f2abe02df85992fcfcfba68fb36f94f8c22b95e0d
- Leaf
- 0xe3f317e54f14e9bdddfdb1cb9451a8c838c75662dbd1596d373c8b4eb124e4d8
What was observed
{
"endpoints": [
[
"x402",
"https://api.losbeto.xyz/fear-greed"
]
],
"name": "Losbeto Market Intelligence",
"owner_address": "0xd5ba9711a3d052846a3695c70e7fcb8b3168fe7d",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"requestId": "44bdfde9a432",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "CjNFTjvBhbJJd2B5ePPMHRLx1ELZpa8dwQgGL727eKww",
"requestId": "44bdfde9a432"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "GEhr9HCFTRDjanMg435frSgCVwVZYpNoPrEkmNBnFHFE",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "31566704",
"extra": {
"feePayer": "ZMFK2OI7ZBD2U27ISERZC4S6LKM6WMFJPZQ4MYNJDZ2VNBNMBA67RA22AA",
"requestId": "44bdfde9a432",
"tag": "x402-global-challenge"
},
"maxTimeoutSeconds": 300,
"network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
"payTo": "MRVA6OABPQJNJ2WFUHFY57FMJXHBV37IU665MXRJX4JYBIWGACP3LSDUF4",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"requestId": "44bdfde9a432",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xd5Ba9711a3D052846a3695C70e7fcb8b3168FE7d",
"scheme": "exact"
}
],
"description": "Is the crowd greedy or fearful right now? The Fear & Greed Index (0-100) at this exact instant, with classification — a point-in-time reading your model's training data cannot contain. [Wrapper over a free public sour...",
"extensions": {
"bazaar": {
"dataFreshness": {
"cache_ttl_s": 60,
"live_data": "≤3s from source",
"preview_data": "≤15min delayed"
},
"description": "Is the crowd greedy or fearful right now? The Fear & Greed Index (0-100) at this exact instant, with classification — a point-in-time reading your model's training data cannot contain. [Wrapper over a free public sour...",
"info": {
"input": {
"method": "GET",
"queryParams": {
"format": "json"
},
"type": "http"
},
"output": {
"example": {
"classification": "Neutral",
"interpretation": "Neutral — balanced market, no strong contrarian edge",
"value": 54,
"version": "48.33.6-FUZZWALL"
},
"type": "json"
}
},
"inputSchema": {
"properties": {
"format": {
"description": "Response format (json)",
"type": "string"
}
},
"required": [],
"type": "object"
},
"naturalLanguageDescription": "Is the crowd greedy or fearful right now? The Fear & Greed Index (0-100) at this exact instant, with classification — a point-in-time reading your model's training data cannot contain. [Wrapper over a free public source (https://api.alternative.me/fng/ (public, free)) — you pay for one schema, one payment rail, signed receipts and monitored uptime.]. Tier: discovery. Live via x402 or credits; free delayed preview via ?preview=1. Auditable on-chain settlement; Ed25519-signed metrics.",
"pricingRationale": {
"notes": "Aligned to x402 ecosystem median (~$0.028/call). Premium tiers reflect multi-source aggregation cost.",
"price_usdc": 0.01,
"tier": "discovery",
"vs_median_x402": 0.36
},
"provider": {
"name": "Losbeto Market Intelligence",
"url": "https://api.losbeto.xyz"
},
"ranking_hints": {
"category": "discovery",
"primary_tag": "Search",
"unique_selling_point": "Is the crowd greedy or fearful right now? The Fear & Greed Index (0-100) at this exact ins"
},
"sampleQueries": [
"GET /fear-greed?preview=1 # free delayed sample",
"GET /fear-greed # live data (returns 402 with payment challenge)"
],
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"queryParams": {
"properties": {
"format": {
"description": "Response format (json)",
"type": "string"
}
},
"required": [],
"type": "object"
}
},
"type": "object"
},
"output": {
"properties": {
"example": {
"description": "Is the crowd greedy or fearful right now? The Fear & Greed Index (0-100) at this exact instant, with classification — a point-in-time reading your model's training data cannot contain. [Wrapper over a free public source (https://api.alternative.me/fng/ (public, free)) — you pay for one schema, one payment rail, signed receipts and monitored uptime.]",
"type": "object"
}
},
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
},
"tags": [
"search",
"sentiment",
"crypto",
"market-data"
],
"title": "Fear Greed — Losbeto",
"useCases": [
"contrarian trading signal",
"risk-off timing",
"sentiment gauge"
]
}
},
"iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1790529703/bazaar-icons/b104f2f7df1a4ce6.png",
"lastUpdated": "2026-10-25T16:01:09.608Z",
"quality": {
"l30DaysTotalCalls": 86,
"l30DaysUniquePayers": 6,
"lastCalledAt": "2026-10-25T16:01:09.361Z"
},
"resource": "https://api.losbeto.xyz/fear-greed",
"serviceName": "Losbeto Market Intelligence",
"tags": [
"search",
"sentiment",
"crypto",
"market-data"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Is the crowd greedy or fearful right now? The Fear & Greed Index (0-100) at this exact instant, with classification — a point-in-time reading your model's training data cannot contain. [Wrapper over a free public sour..."
}What the leaf hashes
{"body":"5cfb2c0ef08d7c87b44dba2f2abe02df85992fcfcfba68fb36f94f8c22b95e0d","id":67050,"kind":"listing","method":"baseline/1","observed_us":1793025462118612,"prev":null,"subject":"x402_bazaar:https://api.losbeto.xyz/fear-greed","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0xe3f28c4eb38cc1a2a1a6b83ca4dc7ac8a4f1fda504077c82ce50c04a99047d15
- 0x58dc18d6de24e6d95b5bd1444b8de0bca8dbbb8e8d17362ec21e65899ca04375
- 0x730a4b9f4502ed71a80552a65278b2e52ac451c97a77f4557d44bd25529e5aaa
- 0x6137ddb25c406b1b40a3ce05e774781d15b0552a639f54fbda8a92978e5686ba
- 0x5b4e3fb6eb48f395ad7251b13c12a0861c9b7b0dc16e53a5df69c14d1a6316d2
- 0x7c1a33802969302bb35916e62668a9145a7082c21ec002775566d966efafb597
- 0x0551bdff0efad6d0e27030951469ab8506bacb2e9feaf493ede8a4aa6f566b6a
- 0x5d8d2ba9f65e9ef357250a8669a0d031f1edc46ce19dd31db05eaeaf3d352ff7
- 0x5d55b33bd58a0ad2780c5672ea48198907b20ad50ef1642d2ded48f99c30f942
- 0x249b79bed19d1f9d60c6d935894d3c7f842961834c52c966852cddf05d69629d
- 0xb545b804be0d2933a674be6ac915c6c6235897d0274e66143aa7cf879b9d86a3
- 0x8e135936797442c4eea61915f2c9f8f6df06e1322204cd0e6986ada3e54c77cc
- 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
- 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
- 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae