Modulating Prelude in F Major / E Minor, K. deest

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
DEE861600079
CopyrightID (CopyrightChains transaction hash)
0x3ee6eff46d4c34658b00a490e0c0876ccf8d8607c84e368971e5299de415bc06
Copyright registration time
2026-07-07T16:45:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f42806af4c49595602694cd3d532efe94e7541fc44659a819ca658018b97e617

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.