Vai Passar - Ao Vivo

Recording by Chico Buarque.

Recording identifiers

ISRC
BRBMG9006025
CopyrightID (CopyrightChains transaction hash)
0xbd421ca222a5aad0f0f83f31eeb1170f850880bae96d1d9627da7ff7ee43177b
Copyright registration time
2026-06-18T17:16:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:66d1bf8a9697ff1499350e64e36a249b3c58b8ad04ad190f3a031ace3a8a3368

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.