ISRC HKI199803305
Verified recording
HKI199803305 is “Concerto for Violin, Cello & Piano in C Major, Op. 56 "Triple Concerto": II. Largo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xc8926b51d0cf315db3682c7de9f39465533cb41cd6f9d5d7fbcf87eaf2b1d3a2 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199803305.
Recording identifiers
- ISRC
- HKI199803305
- Title
- Concerto for Violin, Cello & Piano in C Major, Op. 56 "Triple Concerto": II. Largo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xc8926b51d0cf315db3682c7de9f39465533cb41cd6f9d5d7fbcf87eaf2b1d3a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:dc50aa41e05ed76f1a58b3ec92f6537db05b4d2181bb8573fbd846aeae357cf6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199803305
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Concerto for Violin, Cello & Piano in C Major, Op. 56 "Triple Concerto": II. Largo · Machine-readable JSON-LD