ISRC UKN6K1904131
Verified recording
UKN6K1904131 is “Cirqular” by Rudolf C,
registered on the CopyrightChains blockchain with CopyrightID
0x49f44a444814db2eba6cc05324f51b908ba699342ee9e616cf48da26b2a15d7e and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKN6K1904131.
Recording identifiers
- ISRC
- UKN6K1904131
- Title
- Cirqular
- Artist
- Rudolf C
- CopyrightID (CopyrightChains transaction hash)
0x49f44a444814db2eba6cc05324f51b908ba699342ee9e616cf48da26b2a15d7e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:82678c08b9f951d51a350d6a52b89a9b8430cbaadc491b5d07e550545a520c39- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UKN6K1904131
- Bitcoin block existence check
- https://blockstream.info/api/block/960441