Pequeña Serenata Diurna

Recording by Silvio Rodríguez.

Recording identifiers

ISRC
ESAAI0205414
CopyrightID (CopyrightChains transaction hash)
0x9f0e4ffac365efaa8db1eaea533f949f2552cec971bf147622014d23b2878337
Copyright registration time
2026-06-11T12:01:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:ce93c0f06a45386ed1099b9a7fc99bb05d274f01dd6560b80159c741b1d5bf66

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.