Senhora Do Almortão

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2100498
CopyrightID (CopyrightChains transaction hash)
0x5b3a445a3b759c90f6e3d79a5662c2b5e56df79a57164f03289461b710d8717d
Copyright registration time
2026-06-19T21:14:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:46bcce9c67f23e91c224e6a35494eb997caebd05a927995e9c76c070a3156ad3

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.