Fantasia in D Minor, K. 397

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
GBBBA0200340
CopyrightID (CopyrightChains transaction hash)
0x68eb3fb48baf1ebac990f7eef29aea0a4fe8a5697a4940e649a6f57596523a99
Copyright registration time
2026-06-04T06:58:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f20231f749fc487d7e4dab0a14f373cbdfdf8135ffd1a5d052536dc7c7e028c0

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.