Estudio en forma de minuetto

Recording by Francisco Tárrega.

Recording identifiers

ISRC
DEF058204410
CopyrightID (CopyrightChains transaction hash)
0x4a88c51697f0ef3ded03792e41276eddea37d58c2a12fe9b7ccdefc8e3373e54
Copyright registration time
2026-07-07T00:08:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:54944334864cbf5699cf568a04ac4b28c156785d6e80cf280b20c5d7619c0d02

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.