Six Petites Pièces, Op. 32: I. Andantino

Recording by Fernando Sor.

Recording identifiers

ISRC
DEA142328210
CopyrightID (CopyrightChains transaction hash)
0x79e129e18ab0b546c0307440613c24a692e8fae61b4fe02543ce511e346fff61
Copyright registration time
2026-07-07T08:28:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8008350eca352f8b2550997b7364eebcf322564e9364010a3a865dcd820c622a

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.