ISRC QZWDD2450750
Verified recording
QZWDD2450750 is “Concentration Work Sounds” by Clean Music For Office Work,
registered on the CopyrightChains blockchain with CopyrightID
0x1c1523a5f2d083510419f89e44577544a2804f37a26d3f58c5e6c75492546bb7 and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2450750.
Recording identifiers
- ISRC
- QZWDD2450750
- Title
- Concentration Work Sounds
- Artist
- Clean Music For Office Work
- CopyrightID (CopyrightChains transaction hash)
0x1c1523a5f2d083510419f89e44577544a2804f37a26d3f58c5e6c75492546bb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:cf8d028ce94862a566bcb8f3d03a6bf1141a6f2b19be2088a2ec082094e5563c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2450750
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Concentration Work Sounds · Machine-readable JSON-LD