ISRC USAR19901444
Verified recording
USAR19901444 is “Worthless” by Dido,
registered on the CopyrightChains blockchain with CopyrightID
0x44b1f22507da9d9de2b9689ae410ff7a2b0e4719875878ee5fa7c7fbe1da03b9 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAR19901444.
Recording identifiers
- ISRC
- USAR19901444
- Title
- Worthless
- Artist
- Dido
- CopyrightID (CopyrightChains transaction hash)
0x44b1f22507da9d9de2b9689ae410ff7a2b0e4719875878ee5fa7c7fbe1da03b9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:9f8c4127034446559d3a31ec94a2361f848d83ee70dc606027445391df91645e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAR19901444
- Bitcoin block existence check
- https://blockstream.info/api/block/953513