ISRC CZA231700404
Verified recording
CZA231700404 is “Jen posloucham” by Tomas Trapl,
registered on the CopyrightChains blockchain with CopyrightID
0xe9c1fabca701da81f91bdcd83371bf0b94b024d5942edb6942e41436f665970b and independently timestamped
in Bitcoin block 959137 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA231700404.
Recording identifiers
- ISRC
- CZA231700404
- Title
- Jen posloucham
- Artist
- Tomas Trapl
- CopyrightID (CopyrightChains transaction hash)
0xe9c1fabca701da81f91bdcd83371bf0b94b024d5942edb6942e41436f665970b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T14:03:35+00:00
- Bitcoin block
- 959137
- Canonical record hash
sha256:c683eebf1f243bd64c35279fc03abd4e57adb5c548376d17c07e67b352f8f4c4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA231700404
- Bitcoin block existence check
- https://blockstream.info/api/block/959137