Vai Trabalhar Vagabundo

Recording by MPB4.

Recording identifiers

ISRC
BRMCA7600053
CopyrightID (CopyrightChains transaction hash)
0x48133df74027dbc7dcd5fe4bf0134cd3ab941294f47bf15e3385bfc53d86a65b
Copyright registration time
2026-07-06T09:20:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:18:56Z
Bitcoin block
957048
Canonical record hash
sha256:14792f8cf7c7bdc6c6939eee67f3d4debf73c4c1f26bc6560b67de8ddabfc4f6

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.