ISRC QZTAU2473021
Verified recording
QZTAU2473021 is “Happy” by Katapilla,
registered on the CopyrightChains blockchain with CopyrightID
0xff2c37d72a671312b8e9365b46035d291cab5a4f0707082ed8094635c1f20771 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAU2473021.
Recording identifiers
- ISRC
- QZTAU2473021
- Title
- Happy
- Artist
- Katapilla
- CopyrightID (CopyrightChains transaction hash)
0xff2c37d72a671312b8e9365b46035d291cab5a4f0707082ed8094635c1f20771
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:9bc5902923d33c4a16814df07c7413da53d90f77144f31e02292138898a2925b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAU2473021
- Bitcoin block existence check
- https://blockstream.info/api/block/957120