ISRC GBKQU1770420
Verified recording
GBKQU1770420 is “Penumbra” by Tripswitch,
registered on the CopyrightChains blockchain with CopyrightID
0x8d1b9dd533f3ac66b068e86b0b126e8d194f4d849967bd58391fc3ad13c30ea8 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/GBKQU1770420.
Recording identifiers
- ISRC
- GBKQU1770420
- Title
- Penumbra
- Artist
- Tripswitch
- CopyrightID (CopyrightChains transaction hash)
0x8d1b9dd533f3ac66b068e86b0b126e8d194f4d849967bd58391fc3ad13c30ea8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2b4ddd77a234350e0a5d41c482930854cc8778e18b89e60bf41dae9a9a45736d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU1770420
- Bitcoin block existence check
- https://blockstream.info/api/block/957118