OT-2026-000004301
Publication integrity record
Porous face vacuum gripper, four outlet manifold, two stage ejector, pressure verified
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-2026-000004301) never changes.
Identity and time
| Publication number | OT-2026-000004301 · never reused |
|---|---|
| Internal UUID | 01a0a913-69d1-7fdb-803c-c40de7ab7668 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:56.917203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004301 |
| Status | PUBLIC |
Content hashes
| Canonical text | d49221f319a954472ea140549a5f5db6d815832538e8e735d4febd233ab3f9b8 |
|---|---|
| Markdown | b8f438ee2bdbbe4914199fb14298897b3dac4155160a6ead8a87d93e263dff06 |
| Publication page | 4c51df720693efb7b17c12d03ec206b17a7f324bc76fdc0b5e6b07101fd650da |
| Manifest | 0896600d8fdd189516ee4c0d4ee114e39bf505d82ac4e377789bacb87bb86c6e |
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 | E9subV5wF+FLLKm+CwBDjQvEN7tyAODL4biVm5eIO2gcIr5e3F5ZThJoOJM8Ibxb+Fky5lc2HQMYeiS2KbulAw== |
| 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
| 2026-09-16T07:20:13.393261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004301observed 4c51df720693efb7b17c12d03ec206b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:13.379435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004301/manifest.jsonobserved 0896600d8fdd189516ee4c0d4ee114e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.242135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004301/publication.mdobserved b8f438ee2bdbbe4914199fb14298897b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:13.229514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004301/publication.txtobserved d49221f319a954472ea140549a5f5db6...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. |
|---|