OT-2026-000028866
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000028866) never changes.
Identity and time
| Publication number | OT-2026-000028866 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7008-843b-a05622480ccd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028866 |
| Status | PUBLIC |
Content hashes
| Canonical text | b228816faafd1ab82b981670104583af3cbf2e5b23f085f89a0f095fa389b013 |
|---|---|
| Markdown | d26ca16007067b8074d3f315b8bf981301293bcf11c8bc31f11e61396b3bf9c9 |
| Publication page | 0df3af5dc30c9c396f43638aa23bb674448d1ff282550c0dc044b8a4bf852b4b |
| Manifest | 82280b2daf631146130a75cddd07e3824e575747bf67078ef29659da3d40115f |
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 | OTMlaiH0FENAPs3qS19gO0Xu2jbwhjY3lxXoIOARFcnlFpXZn9dIHWbIPeMBDmz9pBr101XvpCv8KHT662Q/DQ== |
| 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
| 2026-09-17T08:20:11.984361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028866observed 0df3af5dc30c9c396f43638aa23bb674...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:11.966055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028866/manifest.jsonobserved 82280b2daf631146130a75cddd07e382...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:11.946413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028866/publication.mdobserved d26ca16007067b8074d3f315b8bf9813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:11.929443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028866/publication.txtobserved b228816faafd1ab82b981670104583af...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. |
|---|