ISRC USSM10403910
Verified recording
USSM10403910 is “Medley: Porgy and Bess” by George Gershwin,
registered on the CopyrightChains blockchain with CopyrightID
0x23cec4c332788c5b26ff3b2399fe639906113be63ae8cb65d71e4fea46a855d9 and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10403910.
Recording identifiers
- ISRC
- USSM10403910
- Title
- Medley: Porgy and Bess
- Artist
- George Gershwin
- CopyrightID (CopyrightChains transaction hash)
0x23cec4c332788c5b26ff3b2399fe639906113be63ae8cb65d71e4fea46a855d9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:ec21f742ea95d27573ffdc69d92392494bae9e83501c2ebd25327a7fbce31831- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10403910
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: Medley: Porgy and Bess · Machine-readable JSON-LD