OT-2026-000067139
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed 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-2026-000067139) never changes.
Identity and time
| Publication number | OT-2026-000067139 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-14ff-768a-a579-27f9beee8c79 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:07.760615Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067139 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1877bc093a22b243dbdec9ba8a03c29add965d340ef918613e429c11c093c14 |
|---|---|
| Markdown | 28f6235d1b85492c048b66c640f8538784e097f719c69865694d82dd4916e2e6 |
| Publication page | 302309103433f8eaa7678b44d921339a4bc08c3731fd0a18019adb1dba9b6b8d |
| Manifest | 93cc66f32505b580a05f4b906167b0c2203a1b6a4ae7e816f93430acec979001 |
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 | nCnHvlAkN9dVEVezo8GF0ciO4aBHzBR9lCAHHuISRVGb9CD/WL9tFKd9E+i+NRZVade9ZgpG2DAThIa2FObkCA== |
| 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
| 2026-09-17T10:32:24.861775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067139observed 302309103433f8eaa7678b44d921339a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:32:24.842094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067139/manifest.jsonobserved 93cc66f32505b580a05f4b906167b0c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:24.823371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067139/publication.mdobserved 28f6235d1b85492c048b66c640f85387...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:24.799196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067139/publication.txtobserved c1877bc093a22b243dbdec9ba8a03c29...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. |
|---|