ISRC QZWDE2257149
Verified recording
QZWDE2257149 is “Free” by Ujuu,
registered on the CopyrightChains blockchain with CopyrightID
0x511ba6ddbb12d4b0ef2bb7bd8d661d869db113712fbfa2c341d5af20f033b437 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDE2257149.
Recording identifiers
- ISRC
- QZWDE2257149
- Title
- Free
- Artist
- Ujuu
- CopyrightID (CopyrightChains transaction hash)
0x511ba6ddbb12d4b0ef2bb7bd8d661d869db113712fbfa2c341d5af20f033b437
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e8aa19b8db88391e8ec31cd436829709afe483fc593c47e2c4858232ba9c941b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDE2257149
- Bitcoin block existence check
- https://blockstream.info/api/block/957118