O homem mais triste do mundo

Recording by Os Filhos De Goiás.

Recording identifiers

ISRC
BRWMB9800879
CopyrightID (CopyrightChains transaction hash)
0xa92e3e8a4ad35a65bffbe853b2decb370955fe90ecb15b4eb912ccc585ea0a66
Copyright registration time
2026-06-26T23:53:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d8f222463952bb7005b952a4bbb18a7598ba8a916005133672457bf56cede3da

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.