A Volta Do Malandro

Recording by Chico Buarque.

Recording identifiers

ISRC
BRPGD8500004
CopyrightID (CopyrightChains transaction hash)
0x4ba1b457472b37953c3325ea36200c8167b244a4de96a1affe21aef426014f60
Copyright registration time
2026-06-09T08:25:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:9c72fc59f8714cd5a65832ab89db557a0358896d86c2f344fe4335bd23d4b774

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.