ISRC RSA221820175
Verified recording
RSA221820175 is “U Mraku” by Kila33,
registered on the CopyrightChains blockchain with CopyrightID
0x558cdf8e35c4f7c9cb0a6df80e1d1005ed96d28d3c1cb6cfb0257f12af6bce2e and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RSA221820175.
Recording identifiers
- ISRC
- RSA221820175
- Title
- U Mraku
- Artist
- Kila33
- CopyrightID (CopyrightChains transaction hash)
0x558cdf8e35c4f7c9cb0a6df80e1d1005ed96d28d3c1cb6cfb0257f12af6bce2e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:cdea09423ebd2aaca4c49436e4d798ed1f56d9fa5f37ba48c515f68f5e7ee705- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/RSA221820175
- Bitcoin block existence check
- https://blockstream.info/api/block/960321