La vejez

Recording by Alberto Cortez.

Recording identifiers

ISRC
ES5089800128
CopyrightID (CopyrightChains transaction hash)
0xdc194640bc9a4e5fa102bcecd7dcfdcef4d84012c2b60d8040754e5baa880656
Copyright registration time
2026-06-09T20:43:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7a39016fb82b0306fe96854c15c0b7f6c00a21c02e348b926587d3b5405b556a

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.