OT-2026-000028211
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off before set-down, on a tool changer
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-2026-000028211) never changes.
Identity and time
| Publication number | OT-2026-000028211 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7ed5-b1f9-cabb1d19ed12 · 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-2026-000028211 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9cfbedfce9a8b2025816914ef4320275819e78ccea97d669e54b0b2daaf16e0 |
|---|---|
| Markdown | 3b2a463e55c0b765fb73e4976345896ab67490d05e668a5ce1a64bcce4d0fa06 |
| Publication page | 6d4da0c0b2cb986dcf3e2febc85c9b49cf08d8caf8c0869005664d133a452eee |
| Manifest | 780e57940e46d97ecfdd2618c988ec3eb4bc94d876a4860a8fca0bc2947e3942 |
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 | G1XozPIwGDFIfSwxYDSUsUD1HYcwILkFKcDrhlKHb3G+85Xocu253xkjuflG7h1y7xgMYapHI58VZbk5xU5KCQ== |
| 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
| 2026-09-17T11:42:34.421916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028211observed 6d4da0c0b2cb986dcf3e2febc85c9b49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:34.404156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028211/manifest.jsonobserved 780e57940e46d97ecfdd2618c988ec3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.386679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028211/publication.mdobserved 3b2a463e55c0b765fb73e4976345896a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:34.369302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028211/publication.txtobserved a9cfbedfce9a8b2025816914ef432027...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. |
|---|