ISRC SEBAA1301003
Verified recording
SEBAA1301003 is “Violin Concerto No. 4 in D Major, K. 218: III. Rondeau: Andante grazioso – Allegro ma non troppo” by Nils-Erik Sparf,
registered on the CopyrightChains blockchain with CopyrightID
0x9392ff346714d77e85d0b7e30772f40e4602fae6e01baa5a640a31ad2a0b52fb and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEBAA1301003.
Recording identifiers
- ISRC
- SEBAA1301003
- Title
- Violin Concerto No. 4 in D Major, K. 218: III. Rondeau: Andante grazioso – Allegro ma non troppo
- Artist
- Nils-Erik Sparf
- CopyrightID (CopyrightChains transaction hash)
0x9392ff346714d77e85d0b7e30772f40e4602fae6e01baa5a640a31ad2a0b52fb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:433a838c03b64614ca20277e54250dc78ed15f8ee5201bb32fefd8ef2e99e9e5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEBAA1301003
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Violin Concerto No. 4 in D Major, K. 218: III. Rondeau: Andante grazioso – Allegro ma non troppo · Machine-readable JSON-LD