OT-2026-000091135
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000091135) never changes.
Identity and time
| Publication number | OT-2026-000091135 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-7d24-a944-fd42404fffed · 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-2026-000091135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8af9a9b9a16026925697c5c74ff02d66f1157944f61d1a41881e9b5b435587eb |
|---|---|
| Markdown | 59b2367cdf8fff62f3c21da7e6bb9ce56a5eee9ae9547c334fd59a6f9442730b |
| Publication page | 93903e619fb153c268ec4f8a460c284ff5e0f97da45027458b97d506736aac2d |
| Manifest | 6d48b540b0944c65db382b952d014138c46b320adb689cea327453913e513ac3 |
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 | 4rWRN8ADZijqfGDog6nCJ+CEVNYpcleEA2z4daBiTuvgAgIPeXi0JkHn1QiWojdor392m4ww65FxgaJR4WArDg== |
| 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
| 2026-09-17T09:43:17.561422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091135observed 93903e619fb153c268ec4f8a460c284f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:17.544679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091135/manifest.jsonobserved 6d48b540b0944c65db382b952d014138...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:17.528070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091135/publication.mdobserved 59b2367cdf8fff62f3c21da7e6bb9ce5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:17.510394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091135/publication.txtobserved 8af9a9b9a16026925697c5c74ff02d66...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. |
|---|