OT-2026-000104004
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000104004) never changes.
Identity and time
| Publication number | OT-2026-000104004 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-7612-ae00-331116edc107 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104004 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8fac533586224df59f1194a8514ef8792f6cf9087d7792fdea463b85a2d405a |
|---|---|
| Markdown | 43cc9be4ead28cfc84a54524f743ea0a60062fda0ea39e797d5452d3ae50e228 |
| Publication page | 06e2ca5c84ae1ce89faa0cfa52373a3fe6ce2e551ccf7dbc0fc3ba1d7978fb2d |
| Manifest | f824f8ee7c6d8c79eafc40003bcdaf996acc9111b95ae19df1f80b14d540f962 |
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 | WNHpdvRtOC8N86ChCWHeGfaY1Z4N4YPG9lrz5DsqUfOHYGS2ij9wdmNhjDI4siWZnyjpyVzv4zFvcFi+KcEwDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:00.765862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104004observed 06e2ca5c84ae1ce89faa0cfa52373a3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:00.748068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104004/manifest.jsonobserved f824f8ee7c6d8c79eafc40003bcdaf99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:00.730837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104004/publication.mdobserved 43cc9be4ead28cfc84a54524f743ea0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:00.712616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104004/publication.txtobserved a8fac533586224df59f1194a8514ef87...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. |
|---|