OT-2026-000021926
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000021926) never changes.
Identity and time
| Publication number | OT-2026-000021926 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7fcf-acce-c2470fe3f181 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021926 |
| Status | PUBLIC |
Content hashes
| Canonical text | 09262e8cc6bf4a2ad1e6f1bfd2bd214a0a476ab0d478e43130fe71385659a710 |
|---|---|
| Markdown | bf5b4243e2d56454ae23e797cfee8b9e439d05dfdcab0a61eb2ed42506f16f8f |
| Publication page | 1dd4a5ed9f35d2ab83e5319b8062058e81cf657d5ef1270b69750f9ab84d3040 |
| Manifest | b8b43054ab1dc5ec455cbc4c9b4bd76a4cbe955935c6901cd2498b5f9e7e90c7 |
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 | Cs6AtSxfo5RqWOmoY2P7suEjCSXBQnDeMYhOUSXRaIPKQTDubZTT+00xoCjQmEHWpnbTccCMhfuTDjVqORVACQ== |
| 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
| 2026-09-17T11:54:30.163326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021926observed 1dd4a5ed9f35d2ab83e5319b8062058e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:30.145651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021926/manifest.jsonobserved b8b43054ab1dc5ec455cbc4c9b4bd76a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:30.127809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021926/publication.mdobserved bf5b4243e2d56454ae23e797cfee8b9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:30.110046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021926/publication.txtobserved 09262e8cc6bf4a2ad1e6f1bfd2bd214a...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. |
|---|