OT-2026-000028466
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000028466) never changes.
Identity and time
| Publication number | OT-2026-000028466 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7aa7-99d4-2b57760a5de1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028466 |
| Status | PUBLIC |
Content hashes
| Canonical text | b653953a03a7325b4fc2f9940ab47629cdfd317d4d83a053343a2a11daaa7ede |
|---|---|
| Markdown | 989d9bdad9256a2b3f947ccb3f09e0bfca875c35bd1ee69688ca68b1802e0c99 |
| Publication page | ca19898936dc3247992d8ef86b44e029c0b75902853580585ada6dbf53c89ab1 |
| Manifest | 972a55695935a268e79e472f61a509614f0c509e4ea1ef2fea3be6b4737cc6e3 |
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 | ORTdXhpM7qMF+1Y7AS7le4nlv6yZDVk+DPTExEHLDIxmLOjrFm8AxbWErNDuAYO5ZyL3o1mqWEf04S650wRpBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:36.542394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028466observed ca19898936dc3247992d8ef86b44e029...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:36.521328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028466/manifest.jsonobserved 972a55695935a268e79e472f61a50961...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:36.504781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028466/publication.mdobserved 989d9bdad9256a2b3f947ccb3f09e0bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:36.488991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028466/publication.txtobserved b653953a03a7325b4fc2f9940ab47629...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. |
|---|