ISRC QZACR2400621
Verified recording
QZACR2400621 is “Sunny Days” by SUBSTANCE810,
registered on the CopyrightChains blockchain with CopyrightID
0xb90fd83c07caf0133473bd1e2df0dba02c7a664bb33f7ff831cf7f254e7ee5bc and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZACR2400621.
Recording identifiers
- ISRC
- QZACR2400621
- Title
- Sunny Days
- Artist
- SUBSTANCE810
- CopyrightID (CopyrightChains transaction hash)
0xb90fd83c07caf0133473bd1e2df0dba02c7a664bb33f7ff831cf7f254e7ee5bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:9aaa827226200d201f48d3093b157198eba782445189792c4af60c4b0a34bec0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZACR2400621
- Bitcoin block existence check
- https://blockstream.info/api/block/960334