ISRC NLG620584933
Verified recording
NLG620584933 is “Serenade to Spring - Instrumental” by Jan Lenselink,
registered on the CopyrightChains blockchain with CopyrightID
0xc6c142014d33ae4ef66ee088945b5dd35dc88830ad349404c8581a4e72ced1d0 and independently timestamped
in Bitcoin block 960212 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620584933.
Recording identifiers
- ISRC
- NLG620584933
- Title
- Serenade to Spring - Instrumental
- Artist
- Jan Lenselink
- CopyrightID (CopyrightChains transaction hash)
0xc6c142014d33ae4ef66ee088945b5dd35dc88830ad349404c8581a4e72ced1d0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:43:45+00:00
- Bitcoin block
- 960212
- Canonical record hash
sha256:28e17ea4ddb9ef1c460a6583e82d7be093c2f8c5445b8ba20e833b1f25b6182c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620584933
- Bitcoin block existence check
- https://blockstream.info/api/block/960212
Full record
Track page: Serenade to Spring - Instrumental · Machine-readable JSON-LD