Sonatina No. 3 in D Major, H. 294

Recording by Carl Philipp Emanuel Bach.

Recording identifiers

ISRC
GBF078011373
CopyrightID (CopyrightChains transaction hash)
0xb14d238a6415984a23ac22683aaf5b42e2e3291c72dcd48fe2e103c624046511
Copyright registration time
2026-07-07T00:34:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:48c7b06e5064af02432edcf3adb7d415422e3149e229aceb89fc4db73e7c4368

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.