Long John El as De Pic Y El Principe

Recording by La Frontera.

Recording identifiers

ISRC
QMBZ91579916
CopyrightID (CopyrightChains transaction hash)
0x729ef4a5e1f3be9b5bbdfdec0531b1952a661c771b8db4760974b36a3f32ff88
Copyright registration time
2026-07-31T19:40:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13Z
Bitcoin block
960455
Canonical record hash
sha256:bc96c3cb7722ba34d5f0926ac6220c954d90e0cb5bb75a446f099b498f1d35ea

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.