ISRC US6CU1105005
Verified recording
US6CU1105005 is “Closure” by Sister Machine Gun,
registered on the CopyrightChains blockchain with CopyrightID
0x0cb8bd22d19bfe5533f93ae8b9071cf74ddef1849750738c203af12b827b8807 and independently timestamped
in Bitcoin block 960340 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6CU1105005.
Recording identifiers
- ISRC
- US6CU1105005
- Title
- Closure
- Artist
- Sister Machine Gun
- CopyrightID (CopyrightChains transaction hash)
0x0cb8bd22d19bfe5533f93ae8b9071cf74ddef1849750738c203af12b827b8807
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T03:15:04+00:00
- Bitcoin block
- 960340
- Canonical record hash
sha256:0e8827249c4ad19d8f35a1ab0ca4885fa8766dfa02c9ade5138c3c042b3e81f4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6CU1105005
- Bitcoin block existence check
- https://blockstream.info/api/block/960340