OT-2026-000072454
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000072454) never changes.
Identity and time
| Publication number | OT-2026-000072454 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-7ed1-a866-4ccd58020459 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072454 |
| Status | PUBLIC |
Content hashes
| Canonical text | c130d852cb1d280b4ee9b6f768275329643c9e880697921399a03750b3a80e4a |
|---|---|
| Markdown | 99b4b4e60cc7d5df479a401e897b07a5d3416f407d0c3f24e9dee64759b2706b |
| Publication page | 4906ce457cfdea7b3f93fbf1038146671310e66237b90fa25950a8a40d2a4c83 |
| Manifest | 92e3b4c41043a5c3ea24017ca505a655bb2e50c883317bff0647dd5a2bd8cb93 |
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 | AIR/FJWSyVuqfmBSzHhIELApRjq7ImIvA1gi9W5E14DGa18X+7kuLsUgUCUHRQCogMRKjhNySIn+jqydk3ZgCQ== |
| 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
| 2026-09-17T10:22:16.446504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072454observed 4906ce457cfdea7b3f93fbf103814667...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:16.428644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072454/manifest.jsonobserved 92e3b4c41043a5c3ea24017ca505a655...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:16.411971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072454/publication.mdobserved 99b4b4e60cc7d5df479a401e897b07a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:16.394649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072454/publication.txtobserved c130d852cb1d280b4ee9b6f768275329...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. |
|---|