OT-2026-000031073
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000031073) never changes.
Identity and time
| Publication number | OT-2026-000031073 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-7e9b-af23-2143c8caf892 · 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-2026-000031073 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb953c55c6eb63ef630ba2f9469b78e9602c8bfa3bc3bbcd3cce440810cfc87e |
|---|---|
| Markdown | 5f0282a4c1c3a9c105576c186cc55e49776cbaa145c7190d08bc6e4608484062 |
| Publication page | 771d947bea51b7b20e5a621419747791b44b2c6d651bb077fcce0d0a626dcfff |
| Manifest | 3cfaa25f0bb1ae7922eb687a78a1778fd12b987c0aeda161b0b2ce972624d15a |
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 | DjBOTtXsruAuHwz42C++VcQZn86bQdGqi456+DvyikKvqLB2GLCQ17wuXMmDlwWt8QwjtQFAetCAmcQ1v2l0DA== |
| 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
| 2026-09-17T11:40:17.453282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073observed 771d947bea51b7b20e5a621419747791...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:17.435186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073/manifest.jsonobserved 3cfaa25f0bb1ae7922eb687a78a1778f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.416638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073/publication.mdobserved 5f0282a4c1c3a9c105576c186cc55e49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:17.398100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073/publication.txtobserved bb953c55c6eb63ef630ba2f9469b78e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.630555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073observed 771d947bea51b7b20e5a621419747791...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.614770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073/manifest.jsonobserved 3cfaa25f0bb1ae7922eb687a78a1778f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.597398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073/publication.mdobserved 5f0282a4c1c3a9c105576c186cc55e49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:39.580504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031073/publication.txtobserved bb953c55c6eb63ef630ba2f9469b78e9...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. |
|---|