OT-2026-000031058
Publication integrity record
Foam pad vacuum gripper, two stage ejector, pulsed blow-off after 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-2026-000031058) never changes.
Identity and time
| Publication number | OT-2026-000031058 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-7e6f-91d0-1f65e0d7b110 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031058 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08f96eac9858cc436153803e83bce4a959de90fe5fb6c3891e38b17c8852dee9 |
|---|---|
| Markdown | 089ad61ac6ba7415ba299abc69e3bec67714d3b41663228facb2d2cbf81250c4 |
| Publication page | b15e1b44347045cfbdd42d29c4bf5198b43f7eb7a2b2cba128f472faf93f8072 |
| Manifest | 9ecbce3c8af3a8e58c316232091bdd870ea4b889fc242a90ac33364aa17b1f76 |
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 | 1PrJYgawjhQ+7XlgonOQNRc6Qx6pvxFhwa/b3TlzzYar58lpBARhUiQewtE9Dz5cRvJ667e40D+Dmj3erTKpAA== |
| 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
| 2026-09-17T11:40:09.794517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058observed b15e1b44347045cfbdd42d29c4bf5198...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:09.775300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058/manifest.jsonobserved 9ecbce3c8af3a8e58c316232091bdd87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.754387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058/publication.mdobserved 089ad61ac6ba7415ba299abc69e3bec6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.733168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058/publication.txtobserved 08f96eac9858cc436153803e83bce4a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.582078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058observed b15e1b44347045cfbdd42d29c4bf5198...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.566347Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058/manifest.jsonobserved 9ecbce3c8af3a8e58c316232091bdd87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.549540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058/publication.mdobserved 089ad61ac6ba7415ba299abc69e3bec6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.531356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031058/publication.txtobserved 08f96eac9858cc436153803e83bce4a9...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. |
|---|