ISRC USSM12003399
Verified recording
USSM12003399 is “Ooh Laa” by John Legend,
registered on the CopyrightChains blockchain with CopyrightID
0xc77f6501ca87421349b2fa0c14503e8612bf4efbee4f1f9605b45c35539c8128 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/USSM12003399.
Recording identifiers
- ISRC
- USSM12003399
- Title
- Ooh Laa
- Artist
- John Legend
- CopyrightID (CopyrightChains transaction hash)
0xc77f6501ca87421349b2fa0c14503e8612bf4efbee4f1f9605b45c35539c8128
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:6a3fd2cc22e599709d1b8aedee75336d0f4b80da5985f141980662853e464346- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12003399
- Bitcoin block existence check
- https://blockstream.info/api/block/953513