ISRC USUM71818964
Verified recording
USUM71818964 is “2 Cigarettes” by Jack & Jack,
registered on the CopyrightChains blockchain with CopyrightID
0xea5d6141d4a89fd8de979ab54966917fa897f74b4ae037c1008d58e6ca43953a 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/USUM71818964.
Recording identifiers
- ISRC
- USUM71818964
- Title
- 2 Cigarettes
- Artist
- Jack & Jack
- CopyrightID (CopyrightChains transaction hash)
0xea5d6141d4a89fd8de979ab54966917fa897f74b4ae037c1008d58e6ca43953a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:941603a7126a8d4349630febee9e744badb2bf360d2af57a3a6ea37dadb03b33- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71818964
- Bitcoin block existence check
- https://blockstream.info/api/block/953513