Boi fumaça

Recording by Leôncio e Leonel.

Recording identifiers

ISRC
BRWMB0000375
CopyrightID (CopyrightChains transaction hash)
0x364c6808b28e8f4ac240c01c0a4f5ebba41528f8325ca743411ca65807c54280
Copyright registration time
2026-07-31T19:10:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:bbda1a37e97cd1a5ae5f16022af5ea43524fe629494590030ad0ce52ccc13e23

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.