OT-2026-000029175
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000029175) never changes.
Identity and time
| Publication number | OT-2026-000029175 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-736c-a161-1944e505798b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029175 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc97d48209f4c1a8767623e33dace65d976fabf0b8b5ecfc11d39abb82aa62ba |
|---|---|
| Markdown | d14351b07959a51eb2b2fc37dc5683b997b445efb4298414905dd7dc803946cd |
| Publication page | 13a056b9aa443489779a8422a975c1d848e93e9cb6eec2c5648d461ed8e032e7 |
| Manifest | c41617e2714b7cf0bbff5452aeea446147e3b73f76f0c3129ffadaa81fe4bdf3 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | Sarv6BZcRrdTnscJ8qVmI1ZaXO3WIe2K2rmS82MkGOOUel6+6Ldf+OGlFnqUmp2awzDhTHRBOidbnIXLd8MNBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:39:39.322193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029175observed 13a056b9aa443489779a8422a975c1d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:39.301561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029175/manifest.jsonobserved c41617e2714b7cf0bbff5452aeea4461...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:39.273373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029175/publication.mdobserved d14351b07959a51eb2b2fc37dc5683b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:39.245909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029175/publication.txtobserved cc97d48209f4c1a8767623e33dace65d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|