El Rey

Recording by Matanza.

Recording identifiers

ISRC
BRDEP0300312
CopyrightID (CopyrightChains transaction hash)
0xb8b6dda91d2f990a302e727587e328d639b88290a4e6f4b16481ad3bcd5cbec7
Copyright registration time
2026-07-06T23:34:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d71521e2d83358c46569794c6dc5b47ab4352d1a363ae84f89ee4b9fcf2413f8

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.