I. Allegro con brio

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
USSM11304019
CopyrightID (CopyrightChains transaction hash)
0x6565820e3accce5f0a641917e7109aeab13f8efcc9cbc612f73ab15aeee394a4
Copyright registration time
2026-07-07T16:47:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d1fc4888144d8997697c3ee993239fd30988d141618a89108e2a89a2d0be4cff

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.