Mascara De Pena - Acustico

Recording by David Otero.

Recording identifiers

ISRC
ES5021100169
CopyrightID (CopyrightChains transaction hash)
0xa5430ef1f94426df929f0aed84e000f6a4bd246eadb259b8614947e773429ef0
Copyright registration time
2026-07-31T01:32:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T02:19:15Z
Bitcoin block
960334
Canonical record hash
sha256:c72e7c065268fc84dc8d6c4ea98d7b863628a400b14d4056fa98c2f8ab48717b

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.