ISRC NLG620582541
Verified recording
NLG620582541 is “Cavatina” by Martin Zonnenberg,
registered on the CopyrightChains blockchain with CopyrightID
0x3774c8133fcfc928d584355768ef808315e6560f9a1183243826f6cf96b4b5b4 and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620582541.
Recording identifiers
- ISRC
- NLG620582541
- Title
- Cavatina
- Artist
- Martin Zonnenberg
- CopyrightID (CopyrightChains transaction hash)
0x3774c8133fcfc928d584355768ef808315e6560f9a1183243826f6cf96b4b5b4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:6c37b4334eeaa6969a907ba5686bd163557bd82d76c77ce31e341e56d1260490- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620582541
- Bitcoin block existence check
- https://blockstream.info/api/block/960337