ISRC USUM72022608
Verified recording
USUM72022608 is “Last Cigarette” by Landon Cube,
registered on the CopyrightChains blockchain with CopyrightID
0xe757f97243d876072db27000a94a51c4068b8313b936149d3dbb6ce275b24a48 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72022608.
Recording identifiers
- ISRC
- USUM72022608
- Title
- Last Cigarette
- Artist
- Landon Cube
- CopyrightID (CopyrightChains transaction hash)
0xe757f97243d876072db27000a94a51c4068b8313b936149d3dbb6ce275b24a48
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f1aa7fad6840120b84a5e4482e6466184a892da22a08b103b9f8dbfa85428af0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72022608
- Bitcoin block existence check
- https://blockstream.info/api/block/956302