OT-2026-000090926
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000090926) never changes.
Identity and time
| Publication number | OT-2026-000090926 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7af1-99c5-f2d9b238c7fd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090926 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c985bc9f65a9b8aa4bd0fac60286e2103db49070d71d69a1010e5e678af266d |
|---|---|
| Markdown | 08c57504884f68209ad3ceb98896a339c6af64ba9b0c39015a323eb6ec920484 |
| Publication page | a5835665710814eaa5e9800d2d57574cd58b8251382c2695f43a3e20d6dc3143 |
| Manifest | ca96058565ae59bdd58ddd4c2d38bf74996576a37d7a2daa07ed55cfa5988756 |
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 | sQMI5LTSjmTEq71StVZxyEF9RknAoeswznvY1dk1CgkuHj0jhkuC1aVLML/5m1S1h9XncwrEJTFeNMYe4HuNDQ== |
| 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
| 2026-09-17T09:44:04.691332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090926observed a5835665710814eaa5e9800d2d57574c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:04.673356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090926/manifest.jsonobserved ca96058565ae59bdd58ddd4c2d38bf74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.656289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090926/publication.mdobserved 08c57504884f68209ad3ceb98896a339...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:04.620836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090926/publication.txtobserved 7c985bc9f65a9b8aa4bd0fac60286e21...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. |
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