ISRC CH0012300063
Verified recording
CH0012300063 is “Piano Sonata No. 30 in E Major, Op. 109, III. - Var. 2: Leggiermente” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xb33d49299155c4a22ac5bbcf4732331f7dc336a6ec8f987cfab9aa585ee00b51 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0012300063.
Recording identifiers
- ISRC
- CH0012300063
- Title
- Piano Sonata No. 30 in E Major, Op. 109, III. - Var. 2: Leggiermente
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xb33d49299155c4a22ac5bbcf4732331f7dc336a6ec8f987cfab9aa585ee00b51
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2237eec845945177178682d945ac7b6739aaaec2cc3214c7b6bc2211839f7676- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0012300063
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Sonata No. 30 in E Major, Op. 109, III. - Var. 2: Leggiermente · Machine-readable JSON-LD