OT-2026-000090981
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before set-down
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-2026-000090981) never changes.
Identity and time
| Publication number | OT-2026-000090981 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7658-887c-7fd1ee2c02ca · 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-2026-000090981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2793e78ee32681a80497276de339e3db83fb6feffbd584a161d30ffa0a7a8fc7 |
|---|---|
| Markdown | 7b4fa7c4772849240d60e6974d6696299b1c163e041548b3adcb601ce2563a32 |
| Publication page | 2a68c2a6dc460a5df1d3ef2470167f8dfbed09ea547c130e526d4db391bf3954 |
| Manifest | e3ac4c78caf1ecdd7e7bd4b40d9e90422d6030c40a17dfe8896f47b4bd3cd166 |
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 | fdShCVHkZ+gp+fH46S2S2TbBgyCK0nFNbGeweKOKfeCJNQc15VT4YazyoBvIBY9XhrFMw0r2eCOsPiKjMq40AA== |
| 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
| 2026-09-17T09:44:12.548650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090981observed 2a68c2a6dc460a5df1d3ef2470167f8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:12.532528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090981/manifest.jsonobserved e3ac4c78caf1ecdd7e7bd4b40d9e9042...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:12.516325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090981/publication.mdobserved 7b4fa7c4772849240d60e6974d669629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:12.500688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090981/publication.txtobserved 2793e78ee32681a80497276de339e3db...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. |
|---|