ISRC QM42K1999082
Verified recording
QM42K1999082 is “Playtime” by Duckworthsound,
registered on the CopyrightChains blockchain with CopyrightID
0x76bdc2f41fc61a4407bc684857ff5897c409202b39d8a25d3eb02674b2588fdf and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K1999082.
Recording identifiers
- ISRC
- QM42K1999082
- Title
- Playtime
- Artist
- Duckworthsound
- CopyrightID (CopyrightChains transaction hash)
0x76bdc2f41fc61a4407bc684857ff5897c409202b39d8a25d3eb02674b2588fdf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:bcceea2c37a0d7dfc66038fbda2ee3630a5c338d7b444d55d4975a1c6ff27424- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K1999082
- Bitcoin block existence check
- https://blockstream.info/api/block/960337