A Dois

Recording by Los Porongas.

Recording identifiers

ISRC
BRT071100017
CopyrightID (CopyrightChains transaction hash)
0x46046514fbefcf4acea053a38e359f254de0db28072d639a35c454539134e552
Copyright registration time
2026-06-26T01:43:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:38:34Z
Bitcoin block
956351
Canonical record hash
sha256:095e69061517442c774fdf68a8814460562c6ad255d99f32bbe734846c732b7b

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.