El Taz

Recording by Martin Castillo.

Recording identifiers

ISRC
USA2P2208713
CopyrightID (CopyrightChains transaction hash)
0x390d260db10c5e21e82219739f7069cb00332e37c2ff23886917be533c69eb44
Copyright registration time
2026-07-06T19:37:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:dc9b09592eb710848a2c6b45c453bd17a129c3d156bb38324dac4dd7f5266146

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.