Fantasia in D Minor, K. 397

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
HKI199275608
CopyrightID (CopyrightChains transaction hash)
0x8a8dceded1f53de8564a59736c01e1a2bfdc3f74905baacbff6a807e0963cd52
Copyright registration time
2026-07-06T22:06:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2f02b28a86193f47506066015281732f283b86ad777eafa3cae1d3eb4335d46c

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.