OT-2026-000090239
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single stage ejector, 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-2026-000090239) never changes.
Identity and time
| Publication number | OT-2026-000090239 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-75eb-9fc7-aa04e81bafbd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090239 |
| Status | PUBLIC |
Content hashes
| Canonical text | 951aedebdc54f640d211c2442425a4010353d62252cf1fb5c130c1868050045c |
|---|---|
| Markdown | c7a492780c7beabaaa584d1ad1306a9731f7d4225efd9bced9674b846ccbbec3 |
| Publication page | f78e2887a1266a48b762466b26b6a024b829b1b6d65886c5aa543f6ab91c4d3e |
| Manifest | 13b5af618d86d8b0daa6b669ee13c181bd1f3920361a36ac3f8c5c6678c742dd |
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 | D2rVXPa98h5f0LOpZu3yQKt0I7Gjf9qO8pvSY7NqS8bGpgjwOmzA9JfRuU8cpsojFqH/VNBV7h30GN0AhhSUDQ== |
| 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
| 2026-09-17T09:46:19.325698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090239observed f78e2887a1266a48b762466b26b6a024...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:19.308492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090239/manifest.jsonobserved 13b5af618d86d8b0daa6b669ee13c181...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.290073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090239/publication.mdobserved c7a492780c7beabaaa584d1ad1306a97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.272795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090239/publication.txtobserved 951aedebdc54f640d211c2442425a401...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. |
|---|