Preludio en Mi Mayor

Recording by Francisco Tárrega.

Recording identifiers

ISRC
DEVU51807454
CopyrightID (CopyrightChains transaction hash)
0x142526ec4f58434ce737019a1cced4dc3ac35a03b60956feb7438a661f770efa
Copyright registration time
2026-06-25T23:42:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:03269dab1836ed523174859c9081834ce4731d8d60be81f3d338023b753af76b

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.