OT-2026-000018289
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000018289) never changes.
Identity and time
| Publication number | OT-2026-000018289 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-7e4b-915c-58ebc2d4c8e8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018289 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5954c72450ce28b7d554b34ebc03c8c1dfc39f37bae831eb5cef5ef7fba393fd |
|---|---|
| Markdown | e9f0a88f3e93f3da0e330ad95ba4ad2e4199c249c029e39baed2348dfd84f8b6 |
| Publication page | 90aa026dfd2a19163eb41ba03e49f2d1bb27d2d00dbcb943b9614fa848c6badb |
| Manifest | 2ffef7ae28bd4d10b6ba713d0e943ac29bb31276d626da507970bf9ac5b7935e |
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 | sc0TEx+3wa7zAg9ZhwthipX15h7BmT2XJbHsKcDdYWuwHm2BsCrthIrl8qmpCaqdr7G93HJjpLmFgOXoWxnsBQ== |
| 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
| 2026-09-17T12:00:09.107405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018289observed 90aa026dfd2a19163eb41ba03e49f2d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:09.084419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018289/manifest.jsonobserved 2ffef7ae28bd4d10b6ba713d0e943ac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:09.061228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018289/publication.mdobserved e9f0a88f3e93f3da0e330ad95ba4ad2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:09.040635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018289/publication.txtobserved 5954c72450ce28b7d554b34ebc03c8c1...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. |
|---|