ISRC USKO10407673
Verified recording
USKO10407673 is “In Dulci Jubilo” by Vienna Boys' Choir,
registered on the CopyrightChains blockchain with CopyrightID
0x272e6e12e386dc9c3e5a4ec116ee316515a5e96ff54603d0a27a7cd406d8ce10 and independently timestamped
in Bitcoin block 960500 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO10407673.
Recording identifiers
- ISRC
- USKO10407673
- Title
- In Dulci Jubilo
- Artist
- Vienna Boys' Choir
- CopyrightID (CopyrightChains transaction hash)
0x272e6e12e386dc9c3e5a4ec116ee316515a5e96ff54603d0a27a7cd406d8ce10
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:13:03+00:00
- Bitcoin block
- 960500
- Canonical record hash
sha256:c5b7c058ad8c49164f55d0627bff1e5bf38bfbb4d84078b33062a6a71e8a6e6c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO10407673
- Bitcoin block existence check
- https://blockstream.info/api/block/960500