ISRC USM2U0804378
Verified recording
USM2U0804378 is “Charleston Charley” by Bert Firman & His Orchestra,
registered on the CopyrightChains blockchain with CopyrightID
0xda0baf98c5a73e6fa2f3eb7bc27e8d3fe2c86584cda3a405b2c973285dcb4cc0 and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USM2U0804378.
Recording identifiers
- ISRC
- USM2U0804378
- Title
- Charleston Charley
- Artist
- Bert Firman & His Orchestra
- CopyrightID (CopyrightChains transaction hash)
0xda0baf98c5a73e6fa2f3eb7bc27e8d3fe2c86584cda3a405b2c973285dcb4cc0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:5813582cbb8f76f9c7df4d369cae07e7e3c5615174954f1134015666b33223fb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USM2U0804378
- Bitcoin block existence check
- https://blockstream.info/api/block/959128