Ya No Está El Viejo

Recording by José Esparza.

Recording identifiers

ISRC
QZNFJ2203225
CopyrightID (CopyrightChains transaction hash)
0xb88127323a11b8aeb11dffd716d1d47c877906559318ad75e4f0fdf097e391d6
Copyright registration time
2026-06-08T15:05:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:6a0c2af3db5558ecf4ab4a683aecc72e5f11d98ff12b8b9e6fad36da3cf586c1

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.