ISRC QZWFK2322639
Verified recording
QZWFK2322639 is “4u” by lunarr,
registered on the CopyrightChains blockchain with CopyrightID
0x78ac018cd2feec8d6f023d6d35ab21d1dccaf9f3d6e400a29932559a27eb93ae and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFK2322639.
Recording identifiers
- ISRC
- QZWFK2322639
- Title
- 4u
- Artist
- lunarr
- CopyrightID (CopyrightChains transaction hash)
0x78ac018cd2feec8d6f023d6d35ab21d1dccaf9f3d6e400a29932559a27eb93ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:1329eebfdd7a5e79034724e6d4bb8fd5bb9a4e794113694f69f4ea6d670ed4dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFK2322639
- Bitcoin block existence check
- https://blockstream.info/api/block/953513