OT-2026-000075881
Publication integrity record
Three cup vacuum gripper, three zone face, 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-2026-000075881) never changes.
Identity and time
| Publication number | OT-2026-000075881 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29ff-70d0-8559-dfdbeac39e5d · 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-2026-000075881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 24dffe96990818dde9adb60d080d1232a965a7a689205bcacc43efcd5d544327 |
|---|---|
| Markdown | f17ca237c93233c007b0a5ceb2b89f8c1e744e7201eb0c729cdf1ee20139c696 |
| Publication page | fc30e9b5092148d9e5b6ffd13299166331450fa0ca748c00b23168a245e7f741 |
| Manifest | d612b6547874596dc2bc16cda510474415219495196527930f49371e4327ae20 |
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 | 624JSnPjY+CtUGAqOyyXWTlFMUI/ZArsBIIj160KMFRB2aH+280SAZ2sOv+wtHoD0LMZbz+4jh5gVdaI2sm7AA== |
| 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
| 2026-09-17T10:14:39.474729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075881observed fc30e9b5092148d9e5b6ffd132991663...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:39.454256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075881/manifest.jsonobserved d612b6547874596dc2bc16cda5104744...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:39.310410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075881/publication.mdobserved f17ca237c93233c007b0a5ceb2b89f8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:39.290966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075881/publication.txtobserved 24dffe96990818dde9adb60d080d1232...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. |
|---|