OT-2026-000072839
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000072839) never changes.
Identity and time
| Publication number | OT-2026-000072839 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89da-7280-be8b-ec975226f397 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072839 |
| Status | PUBLIC |
Content hashes
| Canonical text | c493706ce471a48bea0fdc35d8b212542da8bf5a57db5bac163c24d7612b7646 |
|---|---|
| Markdown | e365419c0cc7b944af5baae889a9551652c20a07e54de021e1fa50d87a3bc100 |
| Publication page | 1164639bba70d839e6972740a2481cb76c044d53e2f2588a0afbfa4d6b9251fd |
| Manifest | ba999e7ee6f0daa9b353ecab9b48beca26114619b5e38e5637a086221fb69200 |
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 | 31Il+AuAZNInUDhUvvd9TdHU6umHXFJdTTTUpCxDk+95lNB8j7cbbuoPLU+ZfwSbShOppK8PuHuxiaot/RfZCQ== |
| 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
| 2026-09-17T10:22:45.663092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072839observed 1164639bba70d839e6972740a2481cb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:45.645455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072839/manifest.jsonobserved ba999e7ee6f0daa9b353ecab9b48beca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:45.625193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072839/publication.mdobserved e365419c0cc7b944af5baae889a95516...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:45.605586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072839/publication.txtobserved c493706ce471a48bea0fdc35d8b21254...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. |
|---|