OT-2026-000090953
Publication integrity record
Foam pad vacuum gripper, two 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-2026-000090953) never changes.
Identity and time
| Publication number | OT-2026-000090953 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7f6b-a0db-8e462eaeb6a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090953 |
| Status | PUBLIC |
Content hashes
| Canonical text | f7b98ea584b82546f08e13f0e7e276daac9224912241b2f6b2c21ceabfd96957 |
|---|---|
| Markdown | d23cfbc97619f47ad42991b4da528f97793b0589af3c5681e9bd82f5edfa934a |
| Publication page | ed8833d3bd6ea101f6c48958c955695b943d07fa7a2d836c630b808cd7483844 |
| Manifest | 635fcac3e7ba42074ddfdcfc3c358b486e514c98097dd6453a4e3382f2a7b7a7 |
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 | L71fR7JCKXBOI1SFZUJte7HiEaBAHH93zf4yijA3tYDfzi12jRQZP/mjAnuk38ZM1xccyMZN5rV0G7atos1BDg== |
| 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
| 2026-09-17T09:44:10.467126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090953observed ed8833d3bd6ea101f6c48958c955695b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:10.446139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090953/manifest.jsonobserved 635fcac3e7ba42074ddfdcfc3c358b48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.426607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090953/publication.mdobserved d23cfbc97619f47ad42991b4da528f97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.407110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090953/publication.txtobserved f7b98ea584b82546f08e13f0e7e276da...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. |
|---|