OT-2026-000077919
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000077919) never changes.
Identity and time
| Publication number | OT-2026-000077919 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ed1-7bbd-9a2a-f30727ee9adf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077919 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8188e180f93e0de121bdbff0407ecb8dabe3ece92fe658860e3cd626ee8b3bc1 |
|---|---|
| Markdown | 045d077a9f0251fecb1219e7a1956c15fbdc434255f5874caa1e9c92c249b39d |
| Publication page | 728409ff9ee3ab62917bada15741271bdd9ff2490ec9d3de9525400a770f3dba |
| Manifest | bc2e44678c18a8c7d020456a37ac15a5504e189257433eb1249874d630cc9efd |
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 | p4I9dw1SXvyYEJBSKW8xRnABE+rPdfKF8b9+kwmPoOLx0Bv2IEvJwkMsoiWiEqdFz9Cagh4irWxBrDAZUPdnDw== |
| 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
| 2026-09-17T10:10:09.293796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919observed 728409ff9ee3ab62917bada15741271b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:09.271697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919/manifest.jsonobserved bc2e44678c18a8c7d020456a37ac15a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:09.252497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919/publication.mdobserved 045d077a9f0251fecb1219e7a1956c15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:09.233799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919/publication.txtobserved 8188e180f93e0de121bdbff0407ecb8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.818143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919observed 728409ff9ee3ab62917bada15741271b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.798619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919/manifest.jsonobserved bc2e44678c18a8c7d020456a37ac15a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.778062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919/publication.mdobserved 045d077a9f0251fecb1219e7a1956c15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:11.758875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077919/publication.txtobserved 8188e180f93e0de121bdbff0407ecb8d...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. |
|---|