OT-2026-000012931
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000012931) never changes.
Identity and time
| Publication number | OT-2026-000012931 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-7934-be70-ef0e768bfffb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012931 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a89a9e7be524aafc4bbaaeea95720cf5899750f5672aafb5c365dfd1061fa54 |
|---|---|
| Markdown | 8ba26aa3592838ad26eb6433cc721c02eec592e8cc9aa4000cee2f984de08da1 |
| Publication page | 17cd440d8e1c8022e24eb68c3d59b6d624c252f951c000c545e7d056db9bf042 |
| Manifest | 42089380769b8a35933f4fa1c972c343ececbfea07470ff2d3bb08d769607e39 |
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 | EaS3mikP4KfPH72oD1+55vgi8fMmcaK50I1GFre3U/UisVbLxKNcNV1Lj8JGA61XOZvrOsEVnPzohzg4Za1CCg== |
| 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
| 2026-09-17T12:10:43.840398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012931observed 17cd440d8e1c8022e24eb68c3d59b6d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:43.821447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012931/manifest.jsonobserved 42089380769b8a35933f4fa1c972c343...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:43.801472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012931/publication.mdobserved 8ba26aa3592838ad26eb6433cc721c02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:43.779843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012931/publication.txtobserved 9a89a9e7be524aafc4bbaaeea95720cf...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. |
|---|