OT-2026-000004916
Publication integrity record
Porous face vacuum gripper, two zone face, four 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-2026-000004916) never changes.
Identity and time
| Publication number | OT-2026-000004916 · never reused |
|---|---|
| Internal UUID | 01a0a927-b51a-7448-a259-9f2c69931f77 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:39:06.910421Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004916 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ea0dddf0aca7904f4c91f2a400952da85be131b08a80b47c5562ae27b22c215 |
|---|---|
| Markdown | 30f1def617403a702f928f3e5fe4087bdb47668312ea2cf844c7fc3b8065c1b1 |
| Publication page | 687394f96212e6d7b9ed1795d25cb7a026c22acaaa15e30ff9c696a4a258f64b |
| Manifest | 5cdb60637d16d8d50c2c5c63eecef10a0bc7dce1030043714c01fe51937f0dd4 |
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 | sHwemC2s/7d2PXH9G3p/DAF6JHnbKrBeGeNqalS0taWYXvwnKQBQT670PD/h53cL6yWvlP8HoOWK8b9XchQCAQ== |
| 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
| 2026-09-16T07:40:05.121355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004916observed 687394f96212e6d7b9ed1795d25cb7a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:04.985543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004916/manifest.jsonobserved 5cdb60637d16d8d50c2c5c63eecef10a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.971511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004916/publication.mdobserved 30f1def617403a702f928f3e5fe4087b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:04.958983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004916/publication.txtobserved 9ea0dddf0aca7904f4c91f2a400952da...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. |
|---|