Estudio en Re Mayor (2)

Recording by Francisco Tárrega.

Recording identifiers

ISRC
ES71G2008406
CopyrightID (CopyrightChains transaction hash)
0x376bdf884f2901d8b028486fad749a6f4a19011f8cfe29b2e26f705df28168d2
Copyright registration time
2026-07-07T15:22:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:678dd3b998a3f29d97d9c3303d727241299f58dfc219561466bda481fe5e380d

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.