OT-2026-000004126
Publication integrity record
Porous face vacuum gripper, three zone face, common isolation valve, plant vacuum fed, contact triggered
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-2026-000004126) never changes.
Identity and time
| Publication number | OT-2026-000004126 · never reused |
|---|---|
| Internal UUID | 01a0a90f-46b9-7c64-a7dd-9b30cf381a8a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:12:25.788569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004126 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98965c9d4f189a4b38cefe9f741701c462253e4b341b1d5e0c7484bab28bceeb |
|---|---|
| Markdown | 2b34d4bc0a3bd36572a5ff71e93aa43ac99711997663997f24f2bf77c9127754 |
| Publication page | 9c77003893fb2a02e887c4d0ad4e7e9b560b8f61dda4aa7c4960d6396d499517 |
| Manifest | b413ffb237b2bbe61a6f8530bf4eecdc1e638c5912f35a4b0292e454ab3f16e7 |
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 | /cVWmfL/Ae9cRuWEbgVoIkpy7DkHz3VFP5Ocoz/jVx39sBUOOtGAOEL7PcvJHzUKT8agD2oqHNJw6Q0NO6H1Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:33.664012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004126observed 9c77003893fb2a02e887c4d0ad4e7e9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:33.649275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004126/manifest.jsonobserved b413ffb237b2bbe61a6f8530bf4eecdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.636483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004126/publication.mdobserved 2b34d4bc0a3bd36572a5ff71e93aa43a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:33.622245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004126/publication.txtobserved 98965c9d4f189a4b38cefe9f741701c4...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. |
|---|