ISRC GBKQU2077547
Verified recording
GBKQU2077547 is “Buffer Size” by Critical,
registered on the CopyrightChains blockchain with CopyrightID
0xdad1a16ede4a11c2fc16d3560b57ef3a80ca87b2c40cff2892a0d8ac7b725185 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2077547.
Recording identifiers
- ISRC
- GBKQU2077547
- Title
- Buffer Size
- Artist
- Critical
- CopyrightID (CopyrightChains transaction hash)
0xdad1a16ede4a11c2fc16d3560b57ef3a80ca87b2c40cff2892a0d8ac7b725185
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:a05171254bfa9574ef98828fba2e948001b65a3545a99557e32891686fc70cba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2077547
- Bitcoin block existence check
- https://blockstream.info/api/block/960473