ISRC USSK30519623
Verified recording
USSK30519623 is “Black Boys” by Kathy Brier,
registered on the CopyrightChains blockchain with CopyrightID
0x303e15819f4c86c0ced08253ca17b72775de3ddda90f9939c8c269290335dac5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSK30519623.
Recording identifiers
- ISRC
- USSK30519623
- Title
- Black Boys
- Artist
- Kathy Brier
- CopyrightID (CopyrightChains transaction hash)
0x303e15819f4c86c0ced08253ca17b72775de3ddda90f9939c8c269290335dac5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:fc887a45b276b5080b6b5e2c529c38d3c1bdf79998c0f665a235b65ff2be086f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSK30519623
- Bitcoin block existence check
- https://blockstream.info/api/block/957118