OT-2026-000090931
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000090931) never changes.
Identity and time
| Publication number | OT-2026-000090931 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-74c6-aec4-cb7ef36d4a8b · 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-2026-000090931 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab721c94f2090035b35ec5fa0bd9aab8a668221bfe806b5c27c3b38789284c3c |
|---|---|
| Markdown | dd37b9fc873fb2c7ed8dc658b84e9ac7ba88a288f4a1a31a285ef064c8bd9b65 |
| Publication page | 3f82ec99cbbd9006c8e082334c038378db43c50c5162ee0658c011c5ce20da87 |
| Manifest | 6dff486c0a97b564e143392e00369781cec2c1399073ca1cc492d7eae2a1ef6a |
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 | uUfay953bA8KANWZ21VYe3zGyxIotYa/s8K9Q1jIywCB5UH5cyP3oCCCO9SUa0YP5nlDxAyr1hHYVLEcSgREAQ== |
| 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
| 2026-09-17T09:44:09.150054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090931observed 3f82ec99cbbd9006c8e082334c038378...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:09.133097Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090931/manifest.jsonobserved 6dff486c0a97b564e143392e00369781...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.114074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090931/publication.mdobserved dd37b9fc873fb2c7ed8dc658b84e9ac7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.096532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090931/publication.txtobserved ab721c94f2090035b35ec5fa0bd9aab8...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. |
|---|