Vaca Profana

Recording by Gal Costa.

Recording identifiers

ISRC
BRBMG9701546
CopyrightID (CopyrightChains transaction hash)
0xb9e48471bf2ae2c3d50452f6af77df01bf9cc54d19f5b1d90790a3093d3beb09
Copyright registration time
2026-06-04T09:01:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f68a7a8ecfa118385840d41b59be39bb004f7dd2172b2872a82de40ed06d2165

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.