ISRC NLCQ60543810
Verified recording
NLCQ60543810 is “Looft, looft verheugd den Heer der Heren” by Mannenzang Katwijk,
registered on the CopyrightChains blockchain with CopyrightID
0x45adfec823b7faf703e95eb1ebbbb13fad06e2c75d52e2f37d75e19c87cc9a7d and independently timestamped
in Bitcoin block 960509 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCQ60543810.
Recording identifiers
- ISRC
- NLCQ60543810
- Title
- Looft, looft verheugd den Heer der Heren
- Artist
- Mannenzang Katwijk
- CopyrightID (CopyrightChains transaction hash)
0x45adfec823b7faf703e95eb1ebbbb13fad06e2c75d52e2f37d75e19c87cc9a7d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T04:30:37+00:00
- Bitcoin block
- 960509
- Canonical record hash
sha256:23d06e3392e2a4fc4e5e412384865751cfca1aa1d426ea373d0a506da6ecfe71- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCQ60543810
- Bitcoin block existence check
- https://blockstream.info/api/block/960509
Full record
Track page: Looft, looft verheugd den Heer der Heren · Machine-readable JSON-LD