ISRC US83Z1818032
Verified recording
US83Z1818032 is “Rue Marceau” by Cosmaks,
registered on the CopyrightChains blockchain with CopyrightID
0xb34cbecf55cb6eedc574635d8abf0ba2f0439504cf3f038aeb66ac71dbabe1b4 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z1818032.
Recording identifiers
- ISRC
- US83Z1818032
- Title
- Rue Marceau
- Artist
- Cosmaks
- CopyrightID (CopyrightChains transaction hash)
0xb34cbecf55cb6eedc574635d8abf0ba2f0439504cf3f038aeb66ac71dbabe1b4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:d57cc0339edc60fb300c5927c80fef9057b42a9e3baa4954c975f581024aa259- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US83Z1818032
- Bitcoin block existence check
- https://blockstream.info/api/block/960334