ISRC GBKQU1555985
Verified recording
GBKQU1555985 is “Jack That” by 219 Boys,
registered on the CopyrightChains blockchain with CopyrightID
0xf76e27e5365cffb6c57cc4f38b07103e956605b4b02154f0ed27fba89ea74319 and independently timestamped
in Bitcoin block 960300 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU1555985.
Recording identifiers
- ISRC
- GBKQU1555985
- Title
- Jack That
- Artist
- 219 Boys
- CopyrightID (CopyrightChains transaction hash)
0xf76e27e5365cffb6c57cc4f38b07103e956605b4b02154f0ed27fba89ea74319
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:42:40+00:00
- Bitcoin block
- 960300
- Canonical record hash
sha256:b4e27063b1ab2990a0c2c2d91401e91d3a23e63ab7500a2a585435ef72c062e7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU1555985
- Bitcoin block existence check
- https://blockstream.info/api/block/960300