OT-2026-000043731
Publication integrity record
Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000043731) never changes.
Identity and time
| Publication number | OT-2026-000043731 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d1-72b8-b1c0-76071a02d8cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043731 |
| Status | PUBLIC |
Content hashes
| Canonical text | 607c8c9862f0f96dabc98711fdfd1d029697a06c4d9340c437b1574b8a04657d |
|---|---|
| Markdown | a467b5a6a846f2596d08adefddcdba2fe8f76136d1091937062e8b1cd6f0e138 |
| Publication page | 0874c5b4a9c545c0e1e441f2a34a6db8fffa58c5b5ead834de1c1a83d613a2b6 |
| Manifest | bd53bd16910f4161042256e5b31d36a7d54f2645e1d4f8eaba0cba5a07db054d |
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 | MXMB5a2m0UXrNgI/19dBk+91d5mz8YL07LgHe3BX1ddrYmUUqjdMQ9jzayI+VmsXx+u0qVOra9gYi/auv7NQAw== |
| 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
| 2026-09-17T11:13:14.201322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043731observed 0874c5b4a9c545c0e1e441f2a34a6db8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:14.180524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043731/manifest.jsonobserved bd53bd16910f4161042256e5b31d36a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:14.161853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043731/publication.mdobserved a467b5a6a846f2596d08adefddcdba2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:14.141218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043731/publication.txtobserved 607c8c9862f0f96dabc98711fdfd1d02...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. |
|---|