OT-2026-000028207
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off before set-down
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-2026-000028207) never changes.
Identity and time
| Publication number | OT-2026-000028207 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-705c-8fe0-ec7d32e0c034 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028207 |
| Status | PUBLIC |
Content hashes
| Canonical text | 456540c23243b929acccdc25ededfcf958e758f4cf054748534ef2dbb8a56375 |
|---|---|
| Markdown | 182baf0cef5203e83465da9a2c0db12cef997e4dcc811153b18da60dd6096282 |
| Publication page | 3b5e5d6e9380019dca0a5182db9fb28f24f467d43ae4816451118cb545a47cfd |
| Manifest | 79bf8e6f6ebe4487ad6938d42d1e312289adf336318f8306f74b2a0e6830f1d3 |
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 | kMkJ2tMEO7ihfXOpEN5Y7szmAgVvwiwy7XkSqS4neA/JAlvKcnHKwcHTu5U0HrHYdSbbLg0g15d8Z5/KKWKbAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:24.492696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028207observed 3b5e5d6e9380019dca0a5182db9fb28f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:24.475451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028207/manifest.jsonobserved 79bf8e6f6ebe4487ad6938d42d1e3122...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.446609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028207/publication.mdobserved 182baf0cef5203e83465da9a2c0db12c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:24.426778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028207/publication.txtobserved 456540c23243b929acccdc25ededfcf9...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. |
|---|