ISRC QZK6P1925220
Verified recording
QZK6P1925220 is “Humming Bird” by Felix Rösch,
registered on the CopyrightChains blockchain with CopyrightID
0xcf69d1be23ac8c2a51cad1fe4ef3bf23fae9e95b82f77bd72f36fa7bded0c107 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P1925220.
Recording identifiers
- ISRC
- QZK6P1925220
- Title
- Humming Bird
- Artist
- Felix Rösch
- CopyrightID (CopyrightChains transaction hash)
0xcf69d1be23ac8c2a51cad1fe4ef3bf23fae9e95b82f77bd72f36fa7bded0c107
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:bd163c22176ad4274a11cddce4a8ebbf95da11a9bc0bc11dc551e23eace15b83- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6P1925220
- Bitcoin block existence check
- https://blockstream.info/api/block/953515