OT-2026-000021807
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000021807) never changes.
Identity and time
| Publication number | OT-2026-000021807 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-72d0-8835-4438557f5887 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021807 |
| Status | PUBLIC |
Content hashes
| Canonical text | 22644517f4006f1c0fcaa7853810af8b8979d5d73e33e11073dd5264591899f1 |
|---|---|
| Markdown | da317f81c02f9955bca43cae147cb22345f993f4222c9d5651e7cc31281ed42c |
| Publication page | 9e4761d9b9d97edf0129a9fa74d2e8d9ddbb99caf15204f9c81c160af2498132 |
| Manifest | ec08925e411400120f1067cda0f7955825b6aad2badbff901bffc596b1d432d7 |
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 | mgxaukN+yLK02NY9cdTgBoycgWSS5w0CXma4w6d+cIj0ThyoD54TneCZucED2YiRrofT4KSwuC1FLm6k5q0HDg== |
| 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
| 2026-09-17T11:54:21.700433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021807observed 9e4761d9b9d97edf0129a9fa74d2e8d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:21.681942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021807/manifest.jsonobserved ec08925e411400120f1067cda0f79558...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.651374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021807/publication.mdobserved da317f81c02f9955bca43cae147cb223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:21.610084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021807/publication.txtobserved 22644517f4006f1c0fcaa7853810af8b...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. |
|---|