Como Se Faz Um Canalha

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2200612
CopyrightID (CopyrightChains transaction hash)
0xf90c78642c28bc359445e8efa1956fa33a5a55830af4443127e82af202c2e537

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T22:48:59Z
Bitcoin block
960160
Canonical record hash
sha256:f69c6887ec53a22e2eee67cbf72007392e01706ac3f256b68b89b4dfb256827a

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.