OT-2026-000090920
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000090920) never changes.
Identity and time
| Publication number | OT-2026-000090920 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7b43-b42b-9e2f4389d879 · 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-2026-000090920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6094d40b4e8c65a110e9af99100e67ec317c041492b11f18e153306c06242409 |
|---|---|
| Markdown | 0a6b0c6bfc39d3fa5fa195de736d81bf49a741135eb05ceab5d2e9d78172d5ee |
| Publication page | 137f05e15a5f10b45d29fb682693ffae89be9de76e309c4dd5631324381e40fb |
| Manifest | 92849bd53b182ae7234e34d5194111b0f106c9e2749e63defb209715e6aa25e7 |
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 | hffVAfzHdRnRGJ2/DnLpg6WtxUNAEgMEi6YcJtXL9ACxpeBmq78/ge15QCPnMTnUK9vAklvK3R1g49Sz392DDQ== |
| 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
| 2026-09-17T09:44:08.391069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090920observed 137f05e15a5f10b45d29fb682693ffae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:08.373581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090920/manifest.jsonobserved 92849bd53b182ae7234e34d5194111b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:08.356861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090920/publication.mdobserved 0a6b0c6bfc39d3fa5fa195de736d81bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:08.341202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090920/publication.txtobserved 6094d40b4e8c65a110e9af99100e67ec...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. |
|---|