OT-2026-000017993
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000017993) never changes.
Identity and time
| Publication number | OT-2026-000017993 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fc-73f9-9d92-b4931e15d673 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017993 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d854fe4a412d7a91ca7568a8886ec8dedfbca3e679450c9b0b0944537b536ba |
|---|---|
| Markdown | ba9f868a26d8297fc4d49a4ddf0397e3b3e37fe7bc707f2baaed3a2f47f0e6a5 |
| Publication page | 9e6ae7cbe04b55c601f14142ea1e15b4debc0f882d07c4f82c2028e02c580b59 |
| Manifest | 81ab1ce8dbb4ea56ce8e80296917c3beb624bde03d699dcecceaa086cf7d7dfe |
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 | SjFwepVpPFye+xBJyhdgC2r1bq+yqDTnTiDem3T1mxT7nlcmqb3GDqJf+E1IjJqLDAXpU2wHN1LNX9DshXspAQ== |
| 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
| 2026-09-17T12:02:00.822845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017993observed 9e6ae7cbe04b55c601f14142ea1e15b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:00.806129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017993/manifest.jsonobserved 81ab1ce8dbb4ea56ce8e80296917c3be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:00.788485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017993/publication.mdobserved ba9f868a26d8297fc4d49a4ddf0397e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:00.770188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017993/publication.txtobserved 7d854fe4a412d7a91ca7568a8886ec8d...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. |
|---|