Sin Perdón

Recording by Héctor Acosta "El Torito".

Recording identifiers

ISRC
QM5EM1500007
CopyrightID (CopyrightChains transaction hash)
0x45bd8c3ba62aa66a952950017b45f9aa680206db78e74ad359c5e4bb909e19a8
Copyright registration time
2026-06-09T18:41:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8ce0bf46e184bab88a13806add8eddb929b8c0d25c6eb56f6cc4ecea914f469e

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.