OT-2026-000084193
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000084193) never changes.
Identity and time
| Publication number | OT-2026-000084193 · never reused |
|---|---|
| Internal UUID | 01a0ae98-5b60-79bf-a038-0e89228eb8dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:00:15.619216Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000084193 |
| Status | PUBLIC |
Content hashes
| Canonical text | 91ca071a331f9a7338e8c7b0826c092769b777e799b38cd827f20d97de55a9be |
|---|---|
| Markdown | 611c1505b949d75eef787aab88f46a0e710e80ab338c708729142b7351e3aa90 |
| Publication page | 1b8f18fe819e1ac74edd266cec93001a3a13bfe52da116a4229aa98791375a25 |
| Manifest | 06bb5c91d6062c7a0904f3ee4d85e8c6d560fe15ff0acaa70a61ba331bb0b4f0 |
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 | pXlEc+UNcc5qvebGppJeaZUoxgB3Pw71FyH6frloriklROQEpw+v3HE9tAYRpjHdRh630TKUC/NFmbtVmg3BAA== |
| 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
| 2026-09-17T09:55:58.389166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084193observed 1b8f18fe819e1ac74edd266cec93001a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:55:58.371692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084193/manifest.jsonobserved 06bb5c91d6062c7a0904f3ee4d85e8c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:55:58.355169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084193/publication.mdobserved 611c1505b949d75eef787aab88f46a0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:55:58.337840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084193/publication.txtobserved 91ca071a331f9a7338e8c7b0826c0927...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. |
|---|