OT-2026-000077395
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000077395) never changes.
Identity and time
| Publication number | OT-2026-000077395 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-7889-890c-c1e43bb504a1 · 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-2026-000077395 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f2ee68efe0fdd60e0ac039b2b81661f29d63d30012008daa8fe7825e44cd639 |
|---|---|
| Markdown | 08f23127f14225036c1cb34b572e7ed059979152150526ae051fab04a80c63b5 |
| Publication page | eacb02ffbbad73040fe11c38f7c6916894e3584ccd7a39db7eea7da688d2dac3 |
| Manifest | cb79b0d3da1b5da58ec291f80c3dad49053b386a86315eff85eddd319d3da99f |
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 | mcDN8OZEDikFAX/hoPv0cbleY1w2rt3GFaTrhht4WpSFotyCbV/LVqHBQcDnAzLSetNWTNUI6kuufD7ZdQgUBQ== |
| 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
| 2026-09-17T10:09:02.696401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077395observed eacb02ffbbad73040fe11c38f7c69168...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:02.676655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077395/manifest.jsonobserved cb79b0d3da1b5da58ec291f80c3dad49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:02.659133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077395/publication.mdobserved 08f23127f14225036c1cb34b572e7ed0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:02.639937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077395/publication.txtobserved 0f2ee68efe0fdd60e0ac039b2b81661f...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. |
|---|