Fui à Beira do Mar

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2100557
CopyrightID (CopyrightChains transaction hash)
0x3cdec0bd7e92fdec32ccfb8b4b4f1f316363210d2be0ceee5b999fcb223ef857
Copyright registration time
2026-06-26T10:12:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:09acd360841477dfea9615ee34026bbe62f8c148bff6dd9247de2acb4fa3e7b6

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.