ISRC GBF077642402
Verified recording
GBF077642402 is “The Grand Duke / Act 1: Won't it be a pretty wedding?” by Arthur Sullivan,
registered on the CopyrightChains blockchain with CopyrightID
0x18cc5ba8c64783619a69b990e53ce39a65e685710f388e8b3e0a1f407bc3027a 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/GBF077642402.
Recording identifiers
- ISRC
- GBF077642402
- Title
- The Grand Duke / Act 1: Won't it be a pretty wedding?
- Artist
- Arthur Sullivan
- CopyrightID (CopyrightChains transaction hash)
0x18cc5ba8c64783619a69b990e53ce39a65e685710f388e8b3e0a1f407bc3027a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:09:19+00:00
- Bitcoin block
- 960376
- Canonical record hash
sha256:e5c8c9be215fc4d4aae96004b3679bdf8a9cd9ba7968b31ee0c78d4e7f2f84f7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077642402
- Bitcoin block existence check
- https://blockstream.info/api/block/960376
Full record
Track page: The Grand Duke / Act 1: Won't it be a pretty wedding? · Machine-readable JSON-LD