ISRC UKQJK2300002
Verified recording
UKQJK2300002 is “Worst Days” by CalledOut Music,
registered on the CopyrightChains blockchain with CopyrightID
0x3222dccc563e1c71784bc03bd7858d28c820818c3f0c4f7b54fbb8ff0a6b3c27 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKQJK2300002.
Recording identifiers
- ISRC
- UKQJK2300002
- Title
- Worst Days
- Artist
- CalledOut Music
- CopyrightID (CopyrightChains transaction hash)
0x3222dccc563e1c71784bc03bd7858d28c820818c3f0c4f7b54fbb8ff0a6b3c27
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:756c06afb53300e0076126090cb432d3551e74981ebbbad3599ba9f5d086d743- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKQJK2300002
- Bitcoin block existence check
- https://blockstream.info/api/block/953520