OT-2026-000028845
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000028845) never changes.
Identity and time
| Publication number | OT-2026-000028845 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9c-7c6c-ac5a-9198d7e1ac1d · 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-2026-000028845 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11215cc1ec2b603050ed7f4b7673bfabd301b4184a61c7cfa3c59e13d9bc03aa |
|---|---|
| Markdown | 0f57c4f07a708731b667280c9dc8adf1b93f632d2cf45e60331fbdeb38c673be |
| Publication page | 088b09767309985170e2fabd8877de635492fdc11fd7799cb9de6edf409899f1 |
| Manifest | 8175e944fd058b5d69b94f09e52fd0c8b30f4b30f6857d51276096fd1aec0a2e |
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 | w2ZY+v/oEgEkuvxVkQtUo9a7ry9HX9mAiU9EMpbYLGBh9WA+qk5JiHKefpK5p8H45wRbLvjgGLe2nL1Ai+fQCg== |
| 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
| 2026-09-17T08:20:08.495560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028845observed 088b09767309985170e2fabd8877de63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:08.478503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028845/manifest.jsonobserved 8175e944fd058b5d69b94f09e52fd0c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:08.458591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028845/publication.mdobserved 0f57c4f07a708731b667280c9dc8adf1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:08.438638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028845/publication.txtobserved 11215cc1ec2b603050ed7f4b7673bfab...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. |
|---|