La Firma

Recording by Karen Méndez.

Recording identifiers

ISRC
GBLPF0236008
CopyrightID (CopyrightChains transaction hash)
0xae7c603c22b999a937f45331740219dde15383db91556df4f8af16b0ff20ffce
Copyright registration time
2026-06-19T12:15:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:90301a1f79efccac71893a3498b04d0acb3b9691099369b9301ac4a315191785

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.