OT-2026-000077141
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000077141) never changes.
Identity and time
| Publication number | OT-2026-000077141 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-71d3-9a67-487d6d206004 · 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-2026-000077141 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0171f31c284e12dbf716c1f51815af5b6a99b7daa85311266e2bb084fd1be77a |
|---|---|
| Markdown | cf2b444016e1f8e9e1617bb3988e4b785615965e8a3b2863ffe74a043260062d |
| Publication page | e8ff1719f0b053c00dceb25752a099cf503ef6e770aa64b6a5e7db00c0f51602 |
| Manifest | 87152fe8acd81ffb4467ac25ff88d9d872bc4a0b21b3c2920ee2a2e0f3d543be |
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 | ME4ZjdjVRodhJ0SAz3nb55R+i9pJbknUNwv5VlQYBqVXk30PlvrpiIbjoiMgcl6nOvqVRXovsYoSIVyzhTESCA== |
| 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
| 2026-09-17T10:11:45.470159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141observed e8ff1719f0b053c00dceb25752a099cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:45.450934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141/manifest.jsonobserved 87152fe8acd81ffb4467ac25ff88d9d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:45.307911Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141/publication.mdobserved cf2b444016e1f8e9e1617bb3988e4b78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:45.041795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141/publication.txtobserved 0171f31c284e12dbf716c1f51815af5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.118753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141observed e8ff1719f0b053c00dceb25752a099cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.100267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141/manifest.jsonobserved 87152fe8acd81ffb4467ac25ff88d9d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.081717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141/publication.mdobserved cf2b444016e1f8e9e1617bb3988e4b78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:37.064372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077141/publication.txtobserved 0171f31c284e12dbf716c1f51815af5b...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. |
|---|