ISRC USDJ20400075
Verified recording
USDJ20400075 is “Last Call” by Kanye West,
registered on the CopyrightChains blockchain with CopyrightID
0x6590dc6f75703454df415fa2ad2a7aa24ff903943c1a0d815ebcb9c9e0dfe661 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/USDJ20400075.
Recording identifiers
- ISRC
- USDJ20400075
- Title
- Last Call
- Artist
- Kanye West
- CopyrightID (CopyrightChains transaction hash)
0x6590dc6f75703454df415fa2ad2a7aa24ff903943c1a0d815ebcb9c9e0dfe661
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:2960d860a3d098f3c335c5d1787376f6aec5d4a548bc93c9e28e0561fb368d8a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDJ20400075
- Bitcoin block existence check
- https://blockstream.info/api/block/953513