OT-2026-000004742
Publication integrity record
Vacuum cup gripper, per zone isolation, two outlet manifold, three stage ejector, contact triggered
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-2026-000004742) never changes.
Identity and time
| Publication number | OT-2026-000004742 · never reused |
|---|---|
| Internal UUID | 01a0a921-e117-70ec-8080-4ee2792076cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:44.954271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004742 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b30f5f21d29d9653206a49a9fd0b9fb80bffa7ad97ae90f9c3f35b5ab501fc5 |
|---|---|
| Markdown | ea734b9d80a56955e25d5e704631f741b3491e0c875b5c77ac3cad3b1ec548ab |
| Publication page | c9446f9804d98d55195419256f6b770fb38fc63f71a1a34e3f0cc043bb5b2317 |
| Manifest | 86d48a5b28683719638bbb8bd27a8dbb7260bcb6b1a05112e5b41a942f9ca24e |
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 | HDT65m1pGySUzXj184/6r7KOZ4Pr3Sbn1uONGGLfcMvVzUJaRajCyn1E6MjcB/8ogBQhrBVLe0WOk8frvI6PAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:23.871135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004742observed c9446f9804d98d55195419256f6b770f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:23.740595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004742/manifest.jsonobserved 86d48a5b28683719638bbb8bd27a8dbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.728179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004742/publication.mdobserved ea734b9d80a56955e25d5e704631f741...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:23.715179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004742/publication.txtobserved 8b30f5f21d29d9653206a49a9fd0b9fb...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. |
|---|