OT-2026-000020574
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000020574) never changes.
Identity and time
| Publication number | OT-2026-000020574 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7abf-b154-ed3e5b07ba6e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020574 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3c04c900e0e04fae417141ee808e0c2fa4d31b525bb9159dbbc1f75421d19ae |
|---|---|
| Markdown | e676b2308a598e81bc60ee0267d252b54e1919a9290c7544c0b27f0234265908 |
| Publication page | 8b1afa5c338cebb52219b588d6015346cb0a47416811c586b42791076f4588c9 |
| Manifest | b153900febddeba82123246e881d65e746379b2f0ccc342b17ba531ffa7e9914 |
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 | Apv+wkKahjcYPV/X3Vxw2j3wEVlGJ9tNRgYlGJv5J0wcw4sxWWgjlJv5ZPN4VMJvcr/KlG9/wQ2aSZuRGZ1wAg== |
| 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
| 2026-09-17T12:00:41.818648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574observed 8b1afa5c338cebb52219b588d6015346...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:41.799403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574/manifest.jsonobserved b153900febddeba82123246e881d65e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.782132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574/publication.mdobserved e676b2308a598e81bc60ee0267d252b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.760372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574/publication.txtobserved f3c04c900e0e04fae417141ee808e0c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.554105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574observed 8b1afa5c338cebb52219b588d6015346...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.536620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574/manifest.jsonobserved b153900febddeba82123246e881d65e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.518162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574/publication.mdobserved e676b2308a598e81bc60ee0267d252b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.499222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020574/publication.txtobserved f3c04c900e0e04fae417141ee808e0c2...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. |
|---|