OT-2026-000030858
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000030858) never changes.
Identity and time
| Publication number | OT-2026-000030858 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-7e2d-9015-44c9d9eaf251 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030858 |
| Status | PUBLIC |
Content hashes
| Canonical text | c8748d18ff4bf23483c04991f946ee83bf44f783633f80f6a578c0eb5840ff9f |
|---|---|
| Markdown | ebdd45a8217ac990331e7ff309befd29e4838b78a06021ad1b86f05f59eeaaf3 |
| Publication page | 765719a222e0758adf71b128fdfc8ab6a13c83f0bb4e72468b4bcc9101329e8e |
| Manifest | e1a8f91cea82532646d975f9efa49503a3263e8e555284bd836c0e9c7db1bbbc |
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 | 52rjaViWffbbcXLjQ2aI4J64FIJlkaJajpruwLGNOiPCuoQQKuaBPF3Tgm5E9Ei5Yl6d9eiwZgErjbkSN82JAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:50.223772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030858observed 765719a222e0758adf71b128fdfc8ab6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:50.206578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030858/manifest.jsonobserved e1a8f91cea82532646d975f9efa49503...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:50.187358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030858/publication.mdobserved ebdd45a8217ac990331e7ff309befd29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:50.168901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030858/publication.txtobserved c8748d18ff4bf23483c04991f946ee83...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. |
|---|