II. Largo

Recording by Franz Xaver Wolfgang Mozart.

Recording identifiers

ISRC
HKI192401602
CopyrightID (CopyrightChains transaction hash)
0x64735f314814b1600a1b6bde4c72589b4563d1634e23fc2a5a9828f0eb489a9d
Copyright registration time
2026-07-29T11:53:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T12:35:17Z
Bitcoin block
960105
Canonical record hash
sha256:3f8b1ef96fce3f3d69d9bec28a34ca2e15ab9f7cc047c1d075e3794b1991a7f2

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.