OT-2026-000077171
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000077171) never changes.
Identity and time
| Publication number | OT-2026-000077171 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7a5b-8f9c-d1123bdea9a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 163a1dce14e9a743a3fb794ba6e499d9325a1114ec59c3caedbd1edf81610188 |
|---|---|
| Markdown | 5f2126ea0aba437384ae6688392c05153e87db64461a7dade25e9dbe39e1b900 |
| Publication page | f670de45c4b23664a00fc3a1855930451735f1bb93b435b3247b34b83bb5a3fb |
| Manifest | 3ad1bb05135a6a99e0d0c18cd788a430568140e4e8d45123fe3603cae6627ab9 |
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 | soZ6NFd9SQm+dYz4qETzrXnGulRrgH7OKR+xrDiwEx9yrWOs7KEmv04mUXYZnLJob7a+1TR2uWCrnJ5gH+aBAA== |
| 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
| 2026-09-17T10:12:00.220715Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171observed f670de45c4b23664a00fc3a185593045...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:00.201019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171/manifest.jsonobserved 3ad1bb05135a6a99e0d0c18cd788a430...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.059553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171/publication.mdobserved 5f2126ea0aba437384ae6688392c0515...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.036841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171/publication.txtobserved 163a1dce14e9a743a3fb794ba6e499d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.610240Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171observed f670de45c4b23664a00fc3a185593045...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.589309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171/manifest.jsonobserved 3ad1bb05135a6a99e0d0c18cd788a430...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.569202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171/publication.mdobserved 5f2126ea0aba437384ae6688392c0515...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.549692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077171/publication.txtobserved 163a1dce14e9a743a3fb794ba6e499d9...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. |
|---|