OT-2026-000090900
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000090900) never changes.
Identity and time
| Publication number | OT-2026-000090900 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7543-a547-3b8e993ddf38 · 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-2026-000090900 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3a14705034e41a8e0e143298c8b830f415fc7c5db3ed30dc8d17fab1d59b902c |
|---|---|
| Markdown | a06e9665e18c37f4d814140ba9e82429941c07fd41543858d5cdb373a4ce4201 |
| Publication page | a99b1461125946df4162a763f31169f1307d8bb6c9c820f7619e5fd4d346412e |
| Manifest | b71fc587a8b1e6b9477bb469cb733902eb4ce60705b5d2a9d8115bb9e2ce0003 |
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 | uakLhRpGDMq+FID65/3c+8qYJRkIyNa2vR/ZsT/nhOOTHa7T1Zur+Ludaat/Qfh6IU7kPxkfjwOXuQIFUlmFCQ== |
| 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
| 2026-09-17T09:44:06.277824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090900observed a99b1461125946df4162a763f31169f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:06.259969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090900/manifest.jsonobserved b71fc587a8b1e6b9477bb469cb733902...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:06.241369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090900/publication.mdobserved a06e9665e18c37f4d814140ba9e82429...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:06.224823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090900/publication.txtobserved 3a14705034e41a8e0e143298c8b830f4...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. |
|---|