ISRC USCO90745903
Verified recording
USCO90745903 is “When at Last” by Russ Barenberg,
registered on the CopyrightChains blockchain with CopyrightID
0x7f5157fa7a6cfcf252f1db0823b90c30b0adb704cc2c788e7670fd5921943e9b and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCO90745903.
Recording identifiers
- ISRC
- USCO90745903
- Title
- When at Last
- Artist
- Russ Barenberg
- CopyrightID (CopyrightChains transaction hash)
0x7f5157fa7a6cfcf252f1db0823b90c30b0adb704cc2c788e7670fd5921943e9b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:cf086d8d2b15ef123887f82a1676e9c86c16d181885174dd6b0bafc028ecd202- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCO90745903
- Bitcoin block existence check
- https://blockstream.info/api/block/956302