ISRC CA5KR2371799
Verified recording
CA5KR2371799 is “Problem” by Hekler,
registered on the CopyrightChains blockchain with CopyrightID
0x435e62efe86b22f52da35100d787d9a5f84b63da8cce4dc0b3d0bc4ff4539793 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2371799.
Recording identifiers
- ISRC
- CA5KR2371799
- Title
- Problem
- Artist
- Hekler
- CopyrightID (CopyrightChains transaction hash)
0x435e62efe86b22f52da35100d787d9a5f84b63da8cce4dc0b3d0bc4ff4539793
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:3e04522e6492da8d7038a7088734ba64baf2ce95872dc3aabcd7f7e5d41a7d41- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2371799
- Bitcoin block existence check
- https://blockstream.info/api/block/957073