Triple Concerto in C Major, Op. 56: II. Largo - Single Version

Recording by Ludwig van Beethoven.

Recording identifiers

ISRC
GBBBC2400271
CopyrightID (CopyrightChains transaction hash)
0x08ec2435023a2e3fb871c1c2bee968ebea950af053f3b6d773ab0e3354b99712
Copyright registration time
2026-06-04T13:29:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:2c7c61f2c0e96904683ff70f00777ddff7165071ad47d5529b2abb46526e7a60

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.