ISRC QZK6K2003344
Verified recording
QZK6K2003344 is “Tailback” by herr ulrich,
registered on the CopyrightChains blockchain with CopyrightID
0x496bc5ea1f30251d9ec89297e87b6db15c8cd2dfd2cd957bd9ac93845d35cb48 and independently timestamped
in Bitcoin block 960163 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2003344.
Recording identifiers
- ISRC
- QZK6K2003344
- Title
- Tailback
- Artist
- herr ulrich
- CopyrightID (CopyrightChains transaction hash)
0x496bc5ea1f30251d9ec89297e87b6db15c8cd2dfd2cd957bd9ac93845d35cb48
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T23:20:38+00:00
- Bitcoin block
- 960163
- Canonical record hash
sha256:bb0844714a56da60eb821f805eb81394b3ae9a501033d3b3d25b5fcdb68d3db5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2003344
- Bitcoin block existence check
- https://blockstream.info/api/block/960163