ISRC HUSZA1700004
Verified recording
HUSZA1700004 is “Kislány a zongoránál” by Koós János,
registered on the CopyrightChains blockchain with CopyrightID
0x9d589d20596b71994100b79c6f95c3d3ddbbeb39cf6ad30b2621694fbfd0d103 and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUSZA1700004.
Recording identifiers
- ISRC
- HUSZA1700004
- Title
- Kislány a zongoránál
- Artist
- Koós János
- CopyrightID (CopyrightChains transaction hash)
0x9d589d20596b71994100b79c6f95c3d3ddbbeb39cf6ad30b2621694fbfd0d103
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:b581c6e8286e5821d0c248ad8e148cb73272a7635fd1565c5db85f4d517b25d5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUSZA1700004
- Bitcoin block existence check
- https://blockstream.info/api/block/960344