Sonata II: IV. Forte e allegro

Recording by Georg Muffat.

Recording identifiers

ISRC
DES382204011
CopyrightID (CopyrightChains transaction hash)
0xeab1327ca19db6246aa84fa40ac64d854c240442dc55b623ae3c27b280ac943a
Copyright registration time
2026-07-07T03:15:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c1ce08466b932fa5c82b54d5566ef9cfd041dff25041032d8c768439da6e02ce

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.