Cassation in D, K.100: 1. Allegro

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
NLA508841310
CopyrightID (CopyrightChains transaction hash)
0x45e3eb810f4f2684bdad2bf827b0d0531ae507382b07c6f5f049007c9693b2f3
Copyright registration time
2026-07-07T15:09:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3f8361a2f72b92dc464cc030cef9217c5131ca00d37a1be627fb3f71cd328ccb

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.