ISRC SEBAA1301002
Verified recording
SEBAA1301002 is “Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile” by Nils-Erik Sparf,
registered on the CopyrightChains blockchain with CopyrightID
0x791aaada7e2e8d297ce0587eabb97001cce535a2655162a85d0dc63f841b821d 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/SEBAA1301002.
Recording identifiers
- ISRC
- SEBAA1301002
- Title
- Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile
- Artist
- Nils-Erik Sparf
- CopyrightID (CopyrightChains transaction hash)
0x791aaada7e2e8d297ce0587eabb97001cce535a2655162a85d0dc63f841b821d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:bd9f42b4a3662a52a9a112d3748c6dd4829b5f3fbad9c2aa87af66d2d0c514aa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEBAA1301002
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Violin Concerto No. 4 in D Major, K. 218: II. Andante cantabile · Machine-readable JSON-LD