ISRC QZK6P1925219
Verified recording
QZK6P1925219 is “String Machine” by Felix Rösch,
registered on the CopyrightChains blockchain with CopyrightID
0xcde9580fb31d823cdde9ecdb7448b9a59cab3dd4cdcb3bf88cf392c480fe753b and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P1925219.
Recording identifiers
- ISRC
- QZK6P1925219
- Title
- String Machine
- Artist
- Felix Rösch
- CopyrightID (CopyrightChains transaction hash)
0xcde9580fb31d823cdde9ecdb7448b9a59cab3dd4cdcb3bf88cf392c480fe753b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:bf3f3d3b1ca28ca3717beef2441555ddbbc6352ffa7cbabbdc3805f780567a14- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P1925219
- Bitcoin block existence check
- https://blockstream.info/api/block/956304