OT-2026-000099938
Publication integrity record
Four cup vacuum gripper, four zone face, 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-2026-000099938) never changes.
Identity and time
| Publication number | OT-2026-000099938 · never reused |
|---|---|
| Internal UUID | 01a0aea3-1473-7cc8-9a7e-f3c157358eaa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:58.336218Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099938 |
| Status | PUBLIC |
Content hashes
| Canonical text | d72b5120e62cc7fb6c2edf8245cd75d43a24fd0ba1856d1e51051dcb716df9cd |
|---|---|
| Markdown | 1135c3abcf343b7769c6cf24cf878918626671485238c9d54e396ac27748d3ff |
| Publication page | e4d39fb7c96b540d340def7e40d39413c3ea5f5eeb46b0e289be000cff1a8af5 |
| Manifest | f986aa009ebf1b291c98b086ba5b0bc95ff22631d013af99f2d764587041c9bd |
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 | 9kgvQITJKo025aOxHjSWfSzhP92RFm/5lTmOGf5NYipTVxPy+g+KihmVUDun3qZzpirPVrIu7JeSm5VqKnMZDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:35.178491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938observed e4d39fb7c96b540d340def7e40d39413...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:35.160853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938/manifest.jsonobserved f986aa009ebf1b291c98b086ba5b0bc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:35.142290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938/publication.mdobserved 1135c3abcf343b7769c6cf24cf878918...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:35.124844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938/publication.txtobserved d72b5120e62cc7fb6c2edf8245cd75d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:50.748328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938observed e4d39fb7c96b540d340def7e40d39413...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:50.731428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938/manifest.jsonobserved f986aa009ebf1b291c98b086ba5b0bc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:50.714636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938/publication.mdobserved 1135c3abcf343b7769c6cf24cf878918...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:50.695806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099938/publication.txtobserved d72b5120e62cc7fb6c2edf8245cd75d4...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. |
|---|