I. Allegro

Recording by Wolfgang Amadeus Mozart.

Recording identifiers

ISRC
USSM10016471
CopyrightID (CopyrightChains transaction hash)
0xb7e9fe6b83f44f6f7fcfa71122ad7f9614f83afd33e9ff23870cff85638e448f
Copyright registration time
2026-07-03T09:48:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2d00e2a1edcf8493a999b716d2647b7793a6224065d99c76aaf982db00ce8991

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.