ISRC QZZ8A2343353
Verified recording
QZZ8A2343353 is “Efficiency in Zen Harmony” by Calm Work Music,
registered on the CopyrightChains blockchain with CopyrightID
0xf2c0f41c0d99c5c6a4a0bbb6d23471e107bf3fedce01b8e6298bdc59a8e3d053 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ8A2343353.
Recording identifiers
- ISRC
- QZZ8A2343353
- Title
- Efficiency in Zen Harmony
- Artist
- Calm Work Music
- CopyrightID (CopyrightChains transaction hash)
0xf2c0f41c0d99c5c6a4a0bbb6d23471e107bf3fedce01b8e6298bdc59a8e3d053
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:6933acf350d0f06e2d274512a45300fd9295737c8341eb6732c8240e3c37da05- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ8A2343353
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Efficiency in Zen Harmony · Machine-readable JSON-LD