OT-2026-000075713
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000075713) never changes.
Identity and time
| Publication number | OT-2026-000075713 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-7fce-9c9c-c9dd787544bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075713 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e02c83c9112811ccea656baeca8c0cd3d08ab893d726d39c46017c117f9c216 |
|---|---|
| Markdown | 52ee7a95ff98279ffca52fa4d7486b03f71a4e944027968e2778107f4eda36c0 |
| Publication page | 40af218d746ea63ebcaa0fe86b35834916b48b642f95f75e1a37cf014b67584e |
| Manifest | b57cd9af0c2cb9697320ebca95d023a6cc49521235ec33322d69ea85222208df |
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 | xfT+e/7ouIaEnIlQ/IfwgsTm4HKvBZ3Ay/TTaWAofd4LawFXJ55mXRBRqqJrBztpoxXndvIyi1iySqtJ1mXmDA== |
| 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
| 2026-09-17T10:13:56.763725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075713observed 40af218d746ea63ebcaa0fe86b358349...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:56.744610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075713/manifest.jsonobserved b57cd9af0c2cb9697320ebca95d023a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:56.725781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075713/publication.mdobserved 52ee7a95ff98279ffca52fa4d7486b03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:56.707004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075713/publication.txtobserved 1e02c83c9112811ccea656baeca8c0cd...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. |
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