OT-2026-000004066
Publication integrity record
Porous face vacuum gripper, three zone face, three stage ejector, pressure verified at each zone
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-2026-000004066) never changes.
Identity and time
| Publication number | OT-2026-000004066 · never reused |
|---|---|
| Internal UUID | 01a0a90e-27e3-7311-83e0-ffc1e8c979d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:12.357449Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004066 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44b2887347391d2b10401c57d895f73e6551e330835db66f3a755d86e0ec70cc |
|---|---|
| Markdown | 7a4c0b56529ba21e7bcd192847dd79c027b6cf17e81871b6a88e6e9f990ce5db |
| Publication page | c6c646452decced8c93d6fbdb0853e7661d1e3cc3034af45f720a34033f71a06 |
| Manifest | 465c2a9a8335fb46122c3c166a9c8e0aa485d64167874f205cbb61cd22529a12 |
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 | U8gV/vk10YWaWTUjIpBIkjPQPVv8rkUAW5DFhj+6wgZduL37sDVpVUqZPwQCBMNyjpOz87ZarSZb5h8SdEX5BA== |
| 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
| 2026-09-16T07:40:32.121083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004066observed c6c646452decced8c93d6fbdb0853e76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:31.924266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004066/manifest.jsonobserved 465c2a9a8335fb46122c3c166a9c8e0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:31.912377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004066/publication.mdobserved 7a4c0b56529ba21e7bcd192847dd79c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:31.900119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004066/publication.txtobserved 44b2887347391d2b10401c57d895f73e...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. |
|---|