OT-2026-000072883
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000072883) never changes.
Identity and time
| Publication number | OT-2026-000072883 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89db-7728-af8c-308f6ac221d4 · 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-2026-000072883 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d43f83b1f92bfa95549d4c8930be196fa4e0da76c3f9a22702195ccb69a9a5f |
|---|---|
| Markdown | 47d8ea18c7e70640c2df424459271ee77685e2edcec27cf7a1895a0b5e96a058 |
| Publication page | d92ad74736fa8da50161be60520c1eba3ece914227f7c95e5a48ca915938ff25 |
| Manifest | 858551db992b59b98ae44eb2d3950f44b61bbeb111441ba81dcda0203b7ca375 |
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 | 4D9aNhlTGF++653lTz5fIfx9Xjfxz0B/AdEoviI/0MQnNx56Hudvb9UW5xjcdS+O8pUirq8Bw7JA1U3pYY41CA== |
| 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
| 2026-09-17T10:22:48.704837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072883observed d92ad74736fa8da50161be60520c1eba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:48.689516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072883/manifest.jsonobserved 858551db992b59b98ae44eb2d3950f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.672366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072883/publication.mdobserved 47d8ea18c7e70640c2df424459271ee7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:48.654773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072883/publication.txtobserved 4d43f83b1f92bfa95549d4c8930be196...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. |
|---|