OT-2026-000090237
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-2026-000090237) never changes.
Identity and time
| Publication number | OT-2026-000090237 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7b71-8a16-8ad279daa738 · 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-2026-000090237 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbbbb2eccc3a972f3cf3342e2d331d67646515a64df46d19ca9416231caa859e |
|---|---|
| Markdown | e54b68d3db0ee165af58727a420dc86ace8805e3aeb0723c8b99bc484484fab1 |
| Publication page | e970f7432a2082b0459eb29dc38076e471e2bef05cfda80cfcf12687ff56db23 |
| Manifest | 41d61c4dcf5ec23cafa661098f60cd35163ed7b2cf1aacc31f955759e9f9ef35 |
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 | BrbIF8YFN6CqzBA+5xuTXgQY68qPQRHzoc5jE9Ff+x2yyV2UOCaawyo8DaYc7GI1qQlhFT7OeHytpsX7f9j/BQ== |
| 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
| 2026-09-17T09:46:19.254881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090237observed e970f7432a2082b0459eb29dc38076e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:19.238868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090237/manifest.jsonobserved 41d61c4dcf5ec23cafa661098f60cd35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.220858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090237/publication.mdobserved e54b68d3db0ee165af58727a420dc86a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:19.202886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090237/publication.txtobserved cbbbb2eccc3a972f3cf3342e2d331d67...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. |
|---|