ISRC GBF077340112
Verified recording
GBF077340112 is “The Mikado / Act 1: 11. So Please You, Sir, We Much Regret” by Arthur Sullivan,
registered on the CopyrightChains blockchain with CopyrightID
0xb87d17b0b107010f05cdc7008e7bde732f90806d081594990b04b2ab74a8e5ad and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077340112.
Recording identifiers
- ISRC
- GBF077340112
- Title
- The Mikado / Act 1: 11. So Please You, Sir, We Much Regret
- Artist
- Arthur Sullivan
- CopyrightID (CopyrightChains transaction hash)
0xb87d17b0b107010f05cdc7008e7bde732f90806d081594990b04b2ab74a8e5ad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:93d1b186471ddb2a01ca847a8f26b9f44b9e78e2a898e33b9ece191b8f8b8642- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077340112
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: The Mikado / Act 1: 11. So Please You, Sir, We Much Regret · Machine-readable JSON-LD