Nannerl Notenbuch: 18. Menuett in B

Recording by Leopold Mozart.

Recording identifiers

ISRC
USY242401674
CopyrightID (CopyrightChains transaction hash)
0xebc6082cbfba1fb8d09cabe3d7c0a925d5187f78a9ba95725cfd331696fbc2a3
Copyright registration time
2026-07-31T19:53:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46Z
Bitcoin block
960459
Canonical record hash
sha256:34ef90daaa73c7297f57507687222cdb6e512dc045998456cf78f3ee153d0ba2

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.