Brejo da Cruz - Ao Vivo

Recording by Chico Buarque.

Recording identifiers

ISRC
BRBMG9000010
CopyrightID (CopyrightChains transaction hash)
0x59836436f1f24223e8a641ba2565b1719349e65629d8d723228b9c058599e43e
Copyright registration time
2026-06-27T05:21:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c5ef05aa279455434796925225e649e5f77f8599b8115b2c66f13d682e5c7ced

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.