ISRC USUM71507625
Verified recording
USUM71507625 is “Castle” by Halsey,
registered on the CopyrightChains blockchain with CopyrightID
0x2a4d9df2468f8cd8832c3a417908b83e1d5322fec33441846c5d285d2ffb9c88 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/USUM71507625.
Recording identifiers
- ISRC
- USUM71507625
- Title
- Castle
- Artist
- Halsey
- CopyrightID (CopyrightChains transaction hash)
0x2a4d9df2468f8cd8832c3a417908b83e1d5322fec33441846c5d285d2ffb9c88
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:56aaa3f8b4bcd66af0809eb2156ccea06e57feb91517d24a64fb0f9117705652- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71507625
- Bitcoin block existence check
- https://blockstream.info/api/block/953513