ISRC GBF077642408
Verified recording
GBF077642408 is “The Grand Duke / Act 1: Ten minutes since I met a chap” by Arthur Sullivan,
registered on the CopyrightChains blockchain with CopyrightID
0x124b9c8e5bf0ee9a1bdc2a93e1747965d188d493fe78e8f107f5a090f4ac5b11 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077642408.
Recording identifiers
- ISRC
- GBF077642408
- Title
- The Grand Duke / Act 1: Ten minutes since I met a chap
- Artist
- Arthur Sullivan
- CopyrightID (CopyrightChains transaction hash)
0x124b9c8e5bf0ee9a1bdc2a93e1747965d188d493fe78e8f107f5a090f4ac5b11
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e953626383ef2dc38e05c2bfe912d280d9193832f4caf1017325da0c87a672ee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077642408
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Grand Duke / Act 1: Ten minutes since I met a chap · Machine-readable JSON-LD