ISRC USSM10101900
Verified recording
USSM10101900 is “Duo for Clarinet and Bassoon in C Major, WoO 27 No.1: I. Allegro commodo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x326b9e989549c48a80daad443cb30992608ab5c64778acdb01a5dc76ce15353b and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10101900.
Recording identifiers
- ISRC
- USSM10101900
- Title
- Duo for Clarinet and Bassoon in C Major, WoO 27 No.1: I. Allegro commodo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x326b9e989549c48a80daad443cb30992608ab5c64778acdb01a5dc76ce15353b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:3e82bfaa509b59be3057acc2e92a7e7b81dd568109bdefaffc8dcb4cff3dd4de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10101900
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Duo for Clarinet and Bassoon in C Major, WoO 27 No.1: I. Allegro commodo · Machine-readable JSON-LD