ISRC USSM19912449
Verified recording
USSM19912449 is “Julida Polka” by Jimmy Dorsey,
registered on the CopyrightChains blockchain with CopyrightID
0x475fdf4cc236f8f49da50ae4290fa2d2149ef69b8bf9cdeb7d324bfe3a8c6440 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19912449.
Recording identifiers
- ISRC
- USSM19912449
- Title
- Julida Polka
- Artist
- Jimmy Dorsey
- CopyrightID (CopyrightChains transaction hash)
0x475fdf4cc236f8f49da50ae4290fa2d2149ef69b8bf9cdeb7d324bfe3a8c6440
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:1ba30e51ec817a94eda9d8d253b3bb93f9359e512900c84a4d9b750329549e59- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19912449
- Bitcoin block existence check
- https://blockstream.info/api/block/960448