ISRC USUM71804081
Verified recording
USUM71804081 is “Closure” by Jack & Jack,
registered on the CopyrightChains blockchain with CopyrightID
0xdface825e53091ecaf6504c6e2f7647ba857e0a2998dd66d37ef3f45ff291f64 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/USUM71804081.
Recording identifiers
- ISRC
- USUM71804081
- Title
- Closure
- Artist
- Jack & Jack
- CopyrightID (CopyrightChains transaction hash)
0xdface825e53091ecaf6504c6e2f7647ba857e0a2998dd66d37ef3f45ff291f64
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:56a03caaebbd705ce2483aa8d54afd5f92bea165444b5b63e25d9bd5f0bff87c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71804081
- Bitcoin block existence check
- https://blockstream.info/api/block/953513