Cancion De Cuna A Patricia - Instrumental

Recording by José Sabre Marroquín.

Recording identifiers

ISRC
FRZ020381530
CopyrightID (CopyrightChains transaction hash)
0x432050f154cbe0a3e8024149bf6976ab35ff44697fea54a8ab6c92f2ef9fcfe7
Copyright registration time
2026-07-07T02:18:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8f362d863fb721ba535d81cfbba655aa616a62d7e249cca5ee155a9802dfc2f5

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.