ISRC GBUM70815135
Verified recording
GBUM70815135 is “The Nightmare” by Andrew Lloyd Webber,
registered on the CopyrightChains blockchain with CopyrightID
0x844fe122510245528586eff984659dac80e10275c1d3c0beb90f5867ea6190d4 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70815135.
Recording identifiers
- ISRC
- GBUM70815135
- Title
- The Nightmare
- Artist
- Andrew Lloyd Webber
- CopyrightID (CopyrightChains transaction hash)
0x844fe122510245528586eff984659dac80e10275c1d3c0beb90f5867ea6190d4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:43c961264ac4b536cd85e2ee3f897f3281eaa9d70eb02b51701988e5254fe080- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70815135
- Bitcoin block existence check
- https://blockstream.info/api/block/960448