ISRC SEBAA1300909
Verified recording
SEBAA1300909 is “Violin Concerto No. 3 in G Major, K. 216: III. Rondeau - Allegro” by Nils-Erik Sparf,
registered on the CopyrightChains blockchain with CopyrightID
0xa7034f3a409fa744b8f8fb746689f2d77390d5226312c5f777b5d24dc3143ea1 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/SEBAA1300909.
Recording identifiers
- ISRC
- SEBAA1300909
- Title
- Violin Concerto No. 3 in G Major, K. 216: III. Rondeau - Allegro
- Artist
- Nils-Erik Sparf
- CopyrightID (CopyrightChains transaction hash)
0xa7034f3a409fa744b8f8fb746689f2d77390d5226312c5f777b5d24dc3143ea1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:f48ec9127b763c65a545d641dc4c7809f28344542aed16502a8ef7c165f790f8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEBAA1300909
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Violin Concerto No. 3 in G Major, K. 216: III. Rondeau - Allegro · Machine-readable JSON-LD