ISRC NLB152300542
Verified recording
NLB152300542 is “Semper Dowland semper Dolens” by John Dowland,
registered on the CopyrightChains blockchain with CopyrightID
0xd3a22d2aa842fee7d42d89aedd2307e9e82b15e87a01bccc74f2f076fbe17dbf and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB152300542.
Recording identifiers
- ISRC
- NLB152300542
- Title
- Semper Dowland semper Dolens
- Artist
- John Dowland
- CopyrightID (CopyrightChains transaction hash)
0xd3a22d2aa842fee7d42d89aedd2307e9e82b15e87a01bccc74f2f076fbe17dbf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:2a802bb994854bb626daca9949f006f1c03c5c2192d6eacff7722f62008a16a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB152300542
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Semper Dowland semper Dolens · Machine-readable JSON-LD