Sin Memoria

Recording by Julión Álvarez y su Norteño Banda.

Recording identifiers

ISRC
QZ7HP2400116
CopyrightID (CopyrightChains transaction hash)
0xbba1f8cd102a2fdf43a46306e942ca02924f1bf60eb73e56fd9d4170645dfbaa
Copyright registration time
2026-06-04T09:18:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:7904a568046b23a167f1aef95a98d9583591f2d699454b2a4e88faae72ed75f6

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.