Minuet in F, K.4

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
NLA507602314
CopyrightID (CopyrightChains transaction hash)
0x3bd95f9363a7b7acea103c6293c49a3075db2b88451b104a05c05f391d2e92e8
Copyright registration time
2026-06-22T18:54:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:940ef451d75c0d1d368ab40fa74ce64ad0a6e6a33620e792c37623e5fce7e656

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.