ISRC US4R31334319

Verified recording

US4R31334319 is “Rhapsody in Blue” by George Gershwin, registered on the CopyrightChains blockchain with CopyrightID 0x3ffcdc869e694e91e8b522982a055e206af9ae3618ef31b910355cddd2537fec and independently timestamped in Bitcoin block 960370 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31334319.

Recording identifiers

ISRC
US4R31334319
Title
Rhapsody in Blue
Artist
George Gershwin
CopyrightID (CopyrightChains transaction hash)
0x3ffcdc869e694e91e8b522982a055e206af9ae3618ef31b910355cddd2537fec

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T08:38:45+00:00
Bitcoin block
960370
Canonical record hash
sha256:34b101992e77891b7ca5a3ea14f1c97f8a936048c812a54e3b008e317aa551be
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31334319
Bitcoin block existence check
https://blockstream.info/api/block/960370

Full record

Track page: Rhapsody in Blue · Machine-readable JSON-LD