Perdón

Recording by Calibre 50.

Recording identifiers

ISRC
QM2EJ1500297
CopyrightID (CopyrightChains transaction hash)
0xa631a78275d5c90e0a5dbc17b97cfc6d92d495c68c2e6493dd27fd75ecb8555b
Copyright registration time
2026-06-05T11:13:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:333e75895f80eeb41ad6cb97b8145f54a74373350ae82be67c25e143010e8160

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.