ISRC SEBAA1300904
Verified recording
SEBAA1300904 is “Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato” by Nils-Erik Sparf,
registered on the CopyrightChains blockchain with CopyrightID
0xa4196e475db76d30089275454d213857e1840fda37ecc3743dd3023364cc372b 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/SEBAA1300904.
Recording identifiers
- ISRC
- SEBAA1300904
- Title
- Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato
- Artist
- Nils-Erik Sparf
- CopyrightID (CopyrightChains transaction hash)
0xa4196e475db76d30089275454d213857e1840fda37ecc3743dd3023364cc372b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:90cad0b592b74e9635575fe969bcb1f097afbe6778dca72ef090a9a00ea6af21- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEBAA1300904
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Violin Concerto No. 2 in D Major, K. 211: I. Allegro moderato · Machine-readable JSON-LD