OT-2026-000077235
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000077235) never changes.
Identity and time
| Publication number | OT-2026-000077235 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7407-b16d-25b817641910 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077235 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f9431cb9286b54ed16d1ed0d390fb7f92e77856f387ef854e3ad5892570af25 |
|---|---|
| Markdown | a470b9ccbd7077bd0b34c4b1aa5d60db700bd4818f6f3038d8d56636412ca177 |
| Publication page | ec6ba95eb7f9cde5b69de275afb0270a27e34f72e71df27230b541e37b4111e5 |
| Manifest | f2d2996d9ed9a95ecc9a82bb78c1eb151cb96f0a0d3f78f658f18bb54bad9901 |
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 | ItakWYqlYQ35OPQNM9GKgVr3RxGVMw0TLtezhD8Wjrph28oSwPZgprIBM8QlKth61OaS9Q2bxvuOVxOY0GqMAA== |
| 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
| 2026-09-17T10:08:50.873582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077235observed ec6ba95eb7f9cde5b69de275afb0270a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:50.854047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077235/manifest.jsonobserved f2d2996d9ed9a95ecc9a82bb78c1eb15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:50.835136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077235/publication.mdobserved a470b9ccbd7077bd0b34c4b1aa5d60db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:50.815800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077235/publication.txtobserved 5f9431cb9286b54ed16d1ed0d390fb7f...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. |
|---|