OT-2026-000091163
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000091163) never changes.
Identity and time
| Publication number | OT-2026-000091163 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-7d7c-a031-44e4e84c1334 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091163 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b9d481450ee895a5053d3ec3eeb0a6999df5bf19e66071ab8838aeab579e468 |
|---|---|
| Markdown | 1c4d098ea23a3bb34b63b1406519b88b35385e382b12d33d1201a0eb85414288 |
| Publication page | 22021ed80989645063ec25438bdd130187297d987cf06b290522b145b2bcba47 |
| Manifest | 14b356b6d4d6fe10930365fe30e5d989b5896ef89434dff56dbe02b0de033c63 |
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 | k60kjOc8VTEyXvsOtpL28yYGrhTQ0K7rYclKeG0g3vggh75xUYYl4QGn4qXWPA7A0c8gbGErlP1WWBtGIKSBBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:43:19.126129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091163observed 22021ed80989645063ec25438bdd1301...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:19.110494Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091163/manifest.jsonobserved 14b356b6d4d6fe10930365fe30e5d989...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:19.094846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091163/publication.mdobserved 1c4d098ea23a3bb34b63b1406519b88b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:19.077146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091163/publication.txtobserved 4b9d481450ee895a5053d3ec3eeb0a69...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. |
|---|