Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
GBAJY1389702
CopyrightID (CopyrightChains transaction hash)
0xdd45d4b0eab59c7a9a02728f55f028448db77f7dd44b165a16b7372af04e1a24
Copyright registration time
2026-07-06T20:34:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a8c73a2cfd321434842460f250d051bf5823d1033a1406746d4840a0748dc0aa

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.