ISRC NLA509315221
Verified recording
NLA509315221 is “In dulci jubilo (Gesangbuch von Joseph Klug, 14. Jhdt.)” by Academy of St Martin in the Fields Chorus,
registered on the CopyrightChains blockchain with CopyrightID
0xc66d22b42ba76f08790cacf1ab49fff9a6d88565d5bf5656d95546d2b9728779 and independently timestamped
in Bitcoin block 960376 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509315221.
Recording identifiers
- ISRC
- NLA509315221
- Title
- In dulci jubilo (Gesangbuch von Joseph Klug, 14. Jhdt.)
- Artist
- Academy of St Martin in the Fields Chorus
- CopyrightID (CopyrightChains transaction hash)
0xc66d22b42ba76f08790cacf1ab49fff9a6d88565d5bf5656d95546d2b9728779
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:09:19+00:00
- Bitcoin block
- 960376
- Canonical record hash
sha256:c650d8dda5ab8831ee5b87fa8df506a085eec21ab1d14544acbca42dee27e047- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509315221
- Bitcoin block existence check
- https://blockstream.info/api/block/960376
Full record
Track page: In dulci jubilo (Gesangbuch von Joseph Klug, 14. Jhdt.) · Machine-readable JSON-LD