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
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:8c6cc1fb594da474c57f546b3f3a7b529e148e037a9d5544b06f74953bf3719c

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.