Fantasie in c-Moll

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
FIFIN9500065
CopyrightID (CopyrightChains transaction hash)
0x4726430652a2e3a1fb02c7ebdacc388e4631c94d6494a19941d7fa7593a53c90
Copyright registration time
2026-07-06T18:20:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:43:08Z
Bitcoin block
957064
Canonical record hash
sha256:e1d6cc3897a0689f5e52e7c3fa2d84de8eac035e400ece7cc8c571a46b50d1e1

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.