ISRC GBK6Y2156402
Verified recording
GBK6Y2156402 is “Patchwork” by Classmatic,
registered on the CopyrightChains blockchain with CopyrightID
0xd3bee3c716b984a920d6e69600bc4b4c67cfb95c941b3dcc2cfff252333b9c50 and independently timestamped
in Bitcoin block 960199 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBK6Y2156402.
Recording identifiers
- ISRC
- GBK6Y2156402
- Title
- Patchwork
- Artist
- Classmatic
- CopyrightID (CopyrightChains transaction hash)
0xd3bee3c716b984a920d6e69600bc4b4c67cfb95c941b3dcc2cfff252333b9c50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:30:29+00:00
- Bitcoin block
- 960199
- Canonical record hash
sha256:5f11c265323e0c08a20c68fa62af763070d10e4c5af3296e866b7f0f3053c783- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBK6Y2156402
- Bitcoin block existence check
- https://blockstream.info/api/block/960199