ISRC GBF077642403
Verified recording
GBF077642403 is “The Grand Duke / Act 1: Pretty Lisa, fair and tasty” by Arthur Sullivan,
registered on the CopyrightChains blockchain with CopyrightID
0xa5bdd09fce85ed2115164ff37917fdb11c409b0097761170986887100077fc9d 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/GBF077642403.
Recording identifiers
- ISRC
- GBF077642403
- Title
- The Grand Duke / Act 1: Pretty Lisa, fair and tasty
- Artist
- Arthur Sullivan
- CopyrightID (CopyrightChains transaction hash)
0xa5bdd09fce85ed2115164ff37917fdb11c409b0097761170986887100077fc9d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f3747b95ee126000ffbc374c525bc11ebba4d387c798e10f760c23b14d55993e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077642403
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Grand Duke / Act 1: Pretty Lisa, fair and tasty · Machine-readable JSON-LD