ISRC QM6N21982050
Verified recording
QM6N21982050 is “Buff Marvin” by Opiuo,
registered on the CopyrightChains blockchain with CopyrightID
0x69286fd6a77ca302f91469f0ae6e49d8a65f6fcd8f9fd43d830fcd50fec599c8 and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6N21982050.
Recording identifiers
- ISRC
- QM6N21982050
- Title
- Buff Marvin
- Artist
- Opiuo
- CopyrightID (CopyrightChains transaction hash)
0x69286fd6a77ca302f91469f0ae6e49d8a65f6fcd8f9fd43d830fcd50fec599c8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:90720cba5d8cd4f8a4cc15a68cba29e400e111b2c0e54cf51ebda17c7478c8cf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6N21982050
- Bitcoin block existence check
- https://blockstream.info/api/block/960344