ISRC QZTB62269823
Verified recording
QZTB62269823 is “Once Upon A Time” by Arkadiusz Reikowski,
registered on the CopyrightChains blockchain with CopyrightID
0x8d7afc48df16d9700742e676ea2ca4d960276488c67397b284e297282e9e12e0 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB62269823.
Recording identifiers
- ISRC
- QZTB62269823
- Title
- Once Upon A Time
- Artist
- Arkadiusz Reikowski
- CopyrightID (CopyrightChains transaction hash)
0x8d7afc48df16d9700742e676ea2ca4d960276488c67397b284e297282e9e12e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:a40286df14c0ccb91a75bea46a2c4a54f2bcf0f8453d76cedcc454a2cfb35324- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB62269823
- Bitcoin block existence check
- https://blockstream.info/api/block/960258