Romance in G Major, Op. 40

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
GBLLH2270404
CopyrightID (CopyrightChains transaction hash)
0xb5df4469b332eb5b6d6f76c4c0ef36036c81d89d7713d625dedbe4fa8a8291e3
Copyright registration time
2026-06-11T19:41:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:de8e853d98f916763799eba28cc70183d8c092045df0fb7e3b69d9d936c14696

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.