ISRC USUM71802492
Verified recording
USUM71802492 is “Contra” by Logic,
registered on the CopyrightChains blockchain with CopyrightID
0x16fdd03b765c9d291dc869794a3a9c930c670ea9c033f7ec3ade4ec483ac7d50 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71802492.
Recording identifiers
- ISRC
- USUM71802492
- Title
- Contra
- Artist
- Logic
- CopyrightID (CopyrightChains transaction hash)
0x16fdd03b765c9d291dc869794a3a9c930c670ea9c033f7ec3ade4ec483ac7d50
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:fa0e34719b74a64ae0e6a7e43cdcb40c58e059779f8130163ff4e7fcb2b4e51e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71802492
- Bitcoin block existence check
- https://blockstream.info/api/block/953513