ISRC QZDA82056491
Verified recording
QZDA82056491 is “Didn't Know” by L.O.S Music,
registered on the CopyrightChains blockchain with CopyrightID
0xb74cdb9f15b9542726e898d550d9e7d8eeef9ad1b4c0bb4d6a1db1aab2dce06f and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA82056491.
Recording identifiers
- ISRC
- QZDA82056491
- Title
- Didn't Know
- Artist
- L.O.S Music
- CopyrightID (CopyrightChains transaction hash)
0xb74cdb9f15b9542726e898d550d9e7d8eeef9ad1b4c0bb4d6a1db1aab2dce06f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:82d69ca4698f262dd80c872181ef7f9d823bcd35c7c4fc6f6e0f65521e647e97- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA82056491
- Bitcoin block existence check
- https://blockstream.info/api/block/960327