ISRC USNLR2200939
Verified recording
USNLR2200939 is “Margaret's Flashback” by John Powell,
registered on the CopyrightChains blockchain with CopyrightID
0x81b04c18d310c20cd1c30494637e1af6be942e80e6b728ae02efcbb7d5c18720 and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNLR2200939.
Recording identifiers
- ISRC
- USNLR2200939
- Title
- Margaret's Flashback
- Artist
- John Powell
- CopyrightID (CopyrightChains transaction hash)
0x81b04c18d310c20cd1c30494637e1af6be942e80e6b728ae02efcbb7d5c18720
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:b01c29405db7fcadfd6634de3ef1f875d1266a5c2281828e8862f494db16a876- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNLR2200939
- Bitcoin block existence check
- https://blockstream.info/api/block/959159