Frecuencias para Lectura Serena

Recording by Concentración Música para Trabajar.

Recording identifiers

ISRC
QZP7F2504924
CopyrightID (CopyrightChains transaction hash)
0x30e4d98ab1b67f1fa59b74d8cc56b4ba4a91c7e86144fda40c4414298a4055a9
Copyright registration time
2026-06-23T11:26:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:99c4fae72aea47f64fcda7687709dfbb7c5f969b78a81f7e562f14dbc4cc07f1

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.