OT-2026-000091088
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained 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-2026-000091088) never changes.
Identity and time
| Publication number | OT-2026-000091088 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-70ad-9371-eb725c2328f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091088 |
| Status | PUBLIC |
Content hashes
| Canonical text | b79da9823adefb789598dd64e20dc19e2a2df54d2605f09b828f6f8c3aa611dc |
|---|---|
| Markdown | 75faf8ff2d143b4ffd0e53902f293811a51e6ef0c1f9a864df0ebb863104bc4f |
| Publication page | 8e5ea5ea35b3745664ea6b5dcef242e07d156582aacb56b0bdee3a8359e126df |
| Manifest | 659c6ec4bd9e91861a853c50d6b021c275cf0f251f631df43b6cfa3079dc3473 |
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 | wrFsM+/CBP1FBVifaJOTSlDf+8mEPujQNXe0k/a1ws8x851eCwYODybPpVgnOrTJ8NyBL+4zwEeJwHe/lZZ2AQ== |
| 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
| 2026-09-17T09:44:20.124808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091088observed 8e5ea5ea35b3745664ea6b5dcef242e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:20.107857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091088/manifest.jsonobserved 659c6ec4bd9e91861a853c50d6b021c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:20.091216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091088/publication.mdobserved 75faf8ff2d143b4ffd0e53902f293811...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:20.074193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091088/publication.txtobserved b79da9823adefb789598dd64e20dc19e...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. |
|---|