Três Da Madrugada

Recording by Gal Costa.

Recording identifiers

ISRC
BRUM71000284
CopyrightID (CopyrightChains transaction hash)
0xc89442e3b65803d6fc69d3e872305870b7ae468356fdcef0a4d9aa79602b4dae
Copyright registration time
2026-06-09T09:12:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:0a1be21f4b22e9a9689839fa4300a61e81cbafc2ec0dc53e2c1e42839e4fb312

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.