Bom e Mau

Recording by Estevão Queiroga.

Recording identifiers

ISRC
BXFVQ1500009
CopyrightID (CopyrightChains transaction hash)
0x8cd756e2bba62f4c6c22b1516f9aa4dd9f0bee375c6c06bd1be3c6b3367e8c72
Copyright registration time
2026-06-22T20:23:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:72867eba3ec96c551ceb2fb4d3b235ad5515eba09feea1e3f9e00343e1be13b6

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.