OT-2026-000090918
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-2026-000090918) never changes.
Identity and time
| Publication number | OT-2026-000090918 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-70d2-8f8d-b4d889322109 · 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-2026-000090918 |
| Status | PUBLIC |
Content hashes
| Canonical text | 474ebb2863859a5e5cbd67c9c0c2a722e5fb6e3bd3e322ead7dadcedb18739a2 |
|---|---|
| Markdown | 2fd10bc40bc2f30fe6def7af8f80d327f513b5b40cb6cbfffa90820dec3b73fd |
| Publication page | accf2518c3d735e21d1da19b1190dcf04015699b4091eca2df4b8798cecd5c2d |
| Manifest | a87adad28671e5fd8b1c1a26cdc792f659a7d1a48721e1697003f2b579e13c30 |
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 | V1dGllcgqemcWtZ8oCC6rE9ilCEfhlcjmvcM8SAXlrfNo2n4N2MOthNocdbQL8OYSNYN2/+NbEA61dQzXRghBQ== |
| 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
| 2026-09-17T09:44:08.004203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090918observed accf2518c3d735e21d1da19b1190dcf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:07.985949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090918/manifest.jsonobserved a87adad28671e5fd8b1c1a26cdc792f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:07.966783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090918/publication.mdobserved 2fd10bc40bc2f30fe6def7af8f80d327...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:07.947935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090918/publication.txtobserved 474ebb2863859a5e5cbd67c9c0c2a722...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. |
|---|