Flute Sonata in A Major, BWV 1032: II. Largo e dolce

Recording by Johann Sebastian Bach.

Recording identifiers

ISRC
DEAC69701006
CopyrightID (CopyrightChains transaction hash)
0x694fb540a8c9653f42c901b4826607f3129af7d2081632710558e79538cf6df4
Copyright registration time
2026-07-31T09:34:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T09:50:11Z
Bitcoin block
960381
Canonical record hash
sha256:394a015fdc2025300cb59968a4c9a1a6189250061fa5f602d2d665e816f0a95a

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.