Sonata in B-Flat Major: Allemande

Recording by Dieterich Buxtehude.

Recording identifiers

ISRC
DEF058003306
CopyrightID (CopyrightChains transaction hash)
0xccca7d936cee99c559c250fba790ae5b5557b17160777d4761f641da264fbc0f
Copyright registration time
2026-07-22T14:57:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T15:38:35Z
Bitcoin block
959144
Canonical record hash
sha256:9d49543f198f1dc41d6def17df7d89403807b9eb1614ea10622fff1865277ae9

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.