ISRC USRC11902933
Verified recording
USRC11902933 is “Feather” by Lost Kings,
registered on the CopyrightChains blockchain with CopyrightID
0xcdbf9fce1fe04768d3cffb0dcbb8a10d9b36864d05ba28def69ed90dbcdb9a5f 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/USRC11902933.
Recording identifiers
- ISRC
- USRC11902933
- Title
- Feather
- Artist
- Lost Kings
- CopyrightID (CopyrightChains transaction hash)
0xcdbf9fce1fe04768d3cffb0dcbb8a10d9b36864d05ba28def69ed90dbcdb9a5f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:423a5d438377e0491f97797368f1cff361e34f6cb1fc3123c62d95da556ee7af- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11902933
- Bitcoin block existence check
- https://blockstream.info/api/block/953513