OT-2026-000003750
Publication integrity record
Porous face vacuum gripper, four zone face, four outlet manifold, three 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-2026-000003750) never changes.
Identity and time
| Publication number | OT-2026-000003750 · never reused |
|---|---|
| Internal UUID | 01a0a90a-f2eb-7402-b35d-fc8b7ac2b5d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:42.191092Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003750 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3d4922a241c09f11732bc40d02e7547946879a807ae27d92fc77a9c9b421657 |
|---|---|
| Markdown | 8774df59fec1acb8debb12c6d13529ea571f6a394429a583030f49af19e669d5 |
| Publication page | f70f2a656a1bdc069cce22c4462643fb692f90146e8beff3168bd528cd7fac23 |
| Manifest | 0c2b538933b26e52ceaa9ff0c152c277173e050413e46626eba64c1b546d5bcb |
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 | CJIb0Hv6oExxt0Gjcgq1dfgqNhwIgUJmC4Rf1vE7VU84wEnHNOtnDkQ1pc6LTJyrNYXm/4XB9W6IZ4ug9fbYAg== |
| 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
| 2026-09-16T07:10:22.751930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003750observed f70f2a656a1bdc069cce22c4462643fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:22.639259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003750/manifest.jsonobserved 0c2b538933b26e52ceaa9ff0c152c277...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:22.625095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003750/publication.mdobserved 8774df59fec1acb8debb12c6d13529ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:22.611041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003750/publication.txtobserved a3d4922a241c09f11732bc40d02e7547...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. |
|---|