ISRC CA5KR2380289
Verified recording
CA5KR2380289 is “Quasar” by Dr. Ushūu,
registered on the CopyrightChains blockchain with CopyrightID
0xcfd1475fa611ed49d1591512b87482462fc2998a74e7db93b1fbc6cb438ac988 and independently timestamped
in Bitcoin block 960419 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2380289.
Recording identifiers
- ISRC
- CA5KR2380289
- Title
- Quasar
- Artist
- Dr. Ushūu
- CopyrightID (CopyrightChains transaction hash)
0xcfd1475fa611ed49d1591512b87482462fc2998a74e7db93b1fbc6cb438ac988
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:33+00:00
- Bitcoin block
- 960419
- Canonical record hash
sha256:d82634f1e3e62f059508a857a24fb75a2d864db96ff2677d18c597855ba7005a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CA5KR2380289
- Bitcoin block existence check
- https://blockstream.info/api/block/960419