Preludio en Mi Mayor

Recording by Francisco Tárrega.

Recording identifiers

ISRC
ES71G2008414
CopyrightID (CopyrightChains transaction hash)
0xc4102f3bf022e33d6091d11a2a54b6815a809f85d0d47460933ef11941cb3a4a
Copyright registration time
2026-07-07T05:24:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:92a00f109a2b1bd017aba09fed889eb842318c81e0a437b7faa011245da98869

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.