ISRC SEBAA1300902
Verified recording
SEBAA1300902 is “Violin Concerto No. 1 in B-Flat Major, K. 207: II. Adagio” by Nils-Erik Sparf,
registered on the CopyrightChains blockchain with CopyrightID
0x31c9d6ec910af61896b20e30f2f6fa6c4d4ca352a6cdaf5a24ce3cf26c46375c 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/SEBAA1300902.
Recording identifiers
- ISRC
- SEBAA1300902
- Title
- Violin Concerto No. 1 in B-Flat Major, K. 207: II. Adagio
- Artist
- Nils-Erik Sparf
- CopyrightID (CopyrightChains transaction hash)
0x31c9d6ec910af61896b20e30f2f6fa6c4d4ca352a6cdaf5a24ce3cf26c46375c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:d4de50b884d6ca35bbfe259270bf83fdf9743560e5c0e6f841d8bd120a54fc4a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEBAA1300902
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Violin Concerto No. 1 in B-Flat Major, K. 207: II. Adagio · Machine-readable JSON-LD