El Sueño de un Tercer

Recording by Tuco Cárdenas.

Recording identifiers

ISRC
USCGH1577115
CopyrightID (CopyrightChains transaction hash)
0x9f762ac073ae7d8455c33e9cf21e0da15eba781124aaa31328f27b324f6febcb
Copyright registration time
2026-07-07T12:38:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:95baee7a7249a5a9a950c270ba447c913f416fa74debb1b56080516d88cc2f44

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.