OT-2026-000030661
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000030661) never changes.
Identity and time
| Publication number | OT-2026-000030661 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb3-75c9-967e-3ba5d15c4a36 · 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-2026-000030661 |
| Status | PUBLIC |
Content hashes
| Canonical text | df86c83a73c7d67b8735f6475357e813b0ff4413aacfbf94b40a1970dad893da |
|---|---|
| Markdown | 8d46ad7d20582efc6243432372cd67168348f340b5b5379c8722f47a5836d614 |
| Publication page | f72ff5504ac0c1c610e791d5ce425e87e88f3199f7eb1b5e0a2bd79ebe550685 |
| Manifest | 7a66ce4f54adc480f4ff50976f11fd925fe84790c05f23b944b49cf22a0fb9ff |
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 | O4N6I9dKZDn1GunnNu1MPkWUUflecSSrszO5vgHwlNZ9VKpZk1Mu92Wnm3yx31y4FWxnss9jANdEKHHBCrcACA== |
| 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
| 2026-09-17T11:36:32.793190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030661observed f72ff5504ac0c1c610e791d5ce425e87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:32.776161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030661/manifest.jsonobserved 7a66ce4f54adc480f4ff50976f11fd92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:32.758696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030661/publication.mdobserved 8d46ad7d20582efc6243432372cd6716...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:32.742224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030661/publication.txtobserved df86c83a73c7d67b8735f6475357e813...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. |
|---|