Homenaje a la Guitarra

Recording by Eduardo Sainz De La Maza.

Recording identifiers

ISRC
HKI191813111
CopyrightID (CopyrightChains transaction hash)
0xcbb259b6ba0edc9cf5aa8562b65337b21f11c27b7ffd4e37a1ccd28478f31c30
Copyright registration time
2026-07-31T13:33:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:dceaa16fd106b36cadcda9bbd69329e8bcd3476a652ba3c2b544717814879bf4

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.