I. Allegro

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
USSM11304031
CopyrightID (CopyrightChains transaction hash)
0xc290f47d7580d76c79ea5e9312674bc00438be3ebbc67a79344b9fa7274217b1
Copyright registration time
2026-07-07T14:20:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b22b86f7614b4a8b995f746210e38c312a4a8bc98216037999b8239898dd9b99

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.