Canto Moço

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2100514
CopyrightID (CopyrightChains transaction hash)
0x52d871d7059507abc678de3d5f6990c5f6c7b6c6ad9c5f955f479b4a3d17304c
Copyright registration time
2026-06-18T12:41:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:6bbe52ca9060c4fec007cd0b54b5f2241f07c5d549bad6c625eec2ebeabf6aec

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.