What did Brazilian markets actually look like on a specific past day — provably?
What did Brazilian markets actually look like on a specific past day — provably? One signed, point-in-time snapshot per day: BCB macro (Selic, CDI, IPCA, IGP-M, PTAX), Ibovespa close and fear/greed, frozen exactly as...
Answeringour last check, 2026-09-27
1 of 1checks answered this week
1242 msmedian answer time
$0.05listed price per call
$0.05price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://api.losbeto.xyz/br-archive
| Category | Everything else |
|---|---|
| Provider host | api.losbeto.xyz |
| Networks | algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-27 | valid payment request | 402 | $0.05 | 1242 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"day": "2026-08-07"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"queryParams": {
"properties": {
"day": {
"description": "day parameter",
"type": "string"
}
},
"required": [
"day"
],
"type": "object"
}
},
"type": "object"
},
"output": {
"properties": {
"example": {
"description": "What did Brazilian markets actually look like on a specific past day \u2014 provably? One signed, point-in-time snapshot per day: BCB macro (Selic, CDI, IPCA, IGP-M, PTAX), Ibovespa close and fear/greed, frozen exactly as published and signed Ed25519 with this node's key. Call ?day=YYYY-MM-DD (default: latest). The history cannot be backfilled or altered retroactively \u2014 verify the signature offline. Free archive status at /archive.",
"type": "object"
}
},
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}