El Kado de Tijuana

Recording by Martin Castillo.

Recording identifiers

ISRC
USA2P2033432
CopyrightID (CopyrightChains transaction hash)
0x03a988d97e21aa1ea7b60653421d9f9a56368ad46075cdfb1706953801c10391
Copyright registration time
2026-06-22T05:01:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:0b3011a2981c6968aa3d956a20774867df2e64210146e81d1b5ddc6e5f0c90f2

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.