OT-2026-000004327
Publication integrity record
Porous face vacuum gripper, four zone face, two outlet manifold, three stage ejector, 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-2026-000004327) never changes.
Identity and time
| Publication number | OT-2026-000004327 · never reused |
|---|---|
| Internal UUID | 01a0a914-1fa7-79fc-8e60-be7dee62139a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:17:43.465741Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004327 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6715aa3b440a01f060f4d63520b5aacc58ddcef94ef82320dfc9596e2fa9b19c |
|---|---|
| Markdown | 5b3c1ed5a3df5af495a922f203df21e380a179b465d19c2384187009e54065c5 |
| Publication page | 8347d2a8aee6824c887a90ea3c4be8e48089c285d75b5b001c09cbc211302b4e |
| Manifest | 3954732fc1516d33531bf193276311914e8aec05189cf4cea0ba9b7cb5d4e324 |
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 | 281eZWg7jbh9oWLzPHIzLtZBDZAlWPHskKCWvBrmVCd8vAPT2M1b1rKYzqL42SYnCbf5uKRbfuwz/i01ySXzDg== |
| 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
| 2026-09-16T07:20:10.452680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004327observed 8347d2a8aee6824c887a90ea3c4be8e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:10.438575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004327/manifest.jsonobserved 3954732fc1516d33531bf19327631191...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:10.423553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004327/publication.mdobserved 5b3c1ed5a3df5af495a922f203df21e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:10.407754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004327/publication.txtobserved 6715aa3b440a01f060f4d63520b5aacc...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. |
|---|