Papuça

Recording by José Afonso.

Recording identifiers

ISRC
PT7CG2500959
CopyrightID (CopyrightChains transaction hash)
0xf7fd4cd19be3c2d59ae3a11e571d65d4b38c318426897e7f592067cc1ff44b9e
Copyright registration time
2026-06-28T06:16:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:3fb3a878c56567f8b490d3a66a09709269b520208df8290efc3830134f13ffa1

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.