Casinha das Puta, Bye Bye

Recording by MC Pett.

Recording identifiers

ISRC
GXD7V2530854
CopyrightID (CopyrightChains transaction hash)
0xaa0839e8128091bd4578529cdc74b0eb6aa5c88f24c7a4a79e98befcf460f727
Copyright registration time
2026-07-29T21:34:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:51:49Z
Bitcoin block
960150
Canonical record hash
sha256:4afbf2347c2df45ec52ae901d2010e9b6fd54cac30c46243f4786b2495290f36

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.