OT-2026-000071998
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000071998) never changes.
Identity and time
| Publication number | OT-2026-000071998 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c0-7da2-8fd6-e42c9eb42a2a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071998 |
| Status | PUBLIC |
Content hashes
| Canonical text | b3a1ab5b52364074129f690738da612402580a0183790da32d258fe308067082 |
|---|---|
| Markdown | 34effd53cf316ed49e6e5fe6114eb79f3b466b5f455fc9b43c87c36c7781fb1a |
| Publication page | 0ea1cefb79ce2ed35535860defc7f0ca54a373c836909f65aaeff88a0bb0be82 |
| Manifest | 5ea8c3b5fa82e21a1b1f5a8743006f35dd862e1c5346c1828baebd62dbdad348 |
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 | o9sFgIIf9t/2D3nd6X9hkRNYtlntMdfMfviZ8/ZGdK4EhuAIBhGtsBqMjFnF95EeWArni75jigk9OmA7VrRGBQ== |
| 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
| 2026-09-17T16:41:33.140430Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998observed 0ea1cefb79ce2ed35535860defc7f0ca...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:41:32.913303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998/manifest.jsonobserved 5ea8c3b5fa82e21a1b1f5a8743006f35...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:32.715215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998/publication.mdobserved 34effd53cf316ed49e6e5fe6114eb79f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:32.296064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998/publication.txtobserved b3a1ab5b52364074129f690738da6124...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:03.493970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998observed 0ea1cefb79ce2ed35535860defc7f0ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:03.476560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998/manifest.jsonobserved 5ea8c3b5fa82e21a1b1f5a8743006f35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:03.458784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998/publication.mdobserved 34effd53cf316ed49e6e5fe6114eb79f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:03.440968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071998/publication.txtobserved b3a1ab5b52364074129f690738da6124...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. |
|---|