ISRC QZTAU2386216
Verified recording
QZTAU2386216 is “Cardigan Loop” by OURGRND,
registered on the CopyrightChains blockchain with CopyrightID
0x456236cb35f10bc52b8b5fc3ef17c292943399aeeac28ad15a7732f8342e2a03 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAU2386216.
Recording identifiers
- ISRC
- QZTAU2386216
- Title
- Cardigan Loop
- Artist
- OURGRND
- CopyrightID (CopyrightChains transaction hash)
0x456236cb35f10bc52b8b5fc3ef17c292943399aeeac28ad15a7732f8342e2a03
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:1b9b1d7280fc84696e02111c229728c4cd79623931646891b54204a542045e0b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAU2386216
- Bitcoin block existence check
- https://blockstream.info/api/block/953513