ISRC GBF077541819
Verified recording
GBF077541819 is “18. Oh, Zara... A tenor, all singers above (Cpt.)” by Arthur Sullivan,
registered on the CopyrightChains blockchain with CopyrightID
0x681fe4e6c50a0fc2fde7690bca407bb4ec6582168530dda95963d69620eb15e9 and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077541819.
Recording identifiers
- ISRC
- GBF077541819
- Title
- 18. Oh, Zara... A tenor, all singers above (Cpt.)
- Artist
- Arthur Sullivan
- CopyrightID (CopyrightChains transaction hash)
0x681fe4e6c50a0fc2fde7690bca407bb4ec6582168530dda95963d69620eb15e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:9f00d61b68361e00ec1ab286c23dfa1dc40f8a26ce017a00b99301dc206685f2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077541819
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: 18. Oh, Zara... A tenor, all singers above (Cpt.) · Machine-readable JSON-LD