Perola Negra - Ao Vivo

Recording by Gal Costa.

Recording identifiers

ISRC
BRPGD7100057
CopyrightID (CopyrightChains transaction hash)
0x5d67d7cafef42f8d5c8293b99d243cf3b47d5b2da7167eaf924ea0aa78044c4e
Copyright registration time
2026-07-06T21:47:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:5ff3e47824bdff7b7a9a38379ffc7b8df9abfd08f0be0f60f1506f9cbeff270c

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.