Canção da Paciência

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2500962
CopyrightID (CopyrightChains transaction hash)
0xb56f831f2c6636a29972bbbe08f656922ce62c2cbcfb5a81c4f0c148b6dd17bf
Copyright registration time
2026-06-28T06:15:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:958a4568740c21eae319da4e06ceac6a04a52690a2f2c0fcf0eae40f3a62d70d

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.