OT-2026-000038574
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038574) never changes.
Identity and time
| Publication number | OT-2026-000038574 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d54-7d01-addb-5d24ff14a3be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038574 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5453cfa3b406fec92c04a8babe5212a377606afe38be7a71e0066c188f7000ed |
|---|---|
| Markdown | 852ed372839df92e37642ddaa84bb313088425ed8025be0b4ea65f78aee40957 |
| Publication page | b744303060bb589c17dba3780a5f6e6b3dcad0eb8c4f34e5054d5e86d6c2cfff |
| Manifest | 97101bc9f5d4aa5806e90dbef69d8724ade212dbf4367d4110d99a2b1418b914 |
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 | UrNpkvwQA57hNr+sESplvNHgjWyKCuPCe8eYtB5u4i0fhIXwZOzoz2QPhfsDjnnBkU+dM90S3ASG7bLbbnvfBQ== |
| 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
| 2026-09-17T11:22:50.776357Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038574observed b744303060bb589c17dba3780a5f6e6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:22:50.758474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038574/manifest.jsonobserved 97101bc9f5d4aa5806e90dbef69d8724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:50.739966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038574/publication.mdobserved 852ed372839df92e37642ddaa84bb313...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:22:50.719390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038574/publication.txtobserved 5453cfa3b406fec92c04a8babe5212a3...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. |
|---|