OT-2026-000020513
Publication integrity record
Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000020513) never changes.
Identity and time
| Publication number | OT-2026-000020513 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7a2d-8c84-38517032ed5d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020513 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e3ec89e71157476673147fb346fef5f89f56ffbe2152939d765eb30f71dbc02 |
|---|---|
| Markdown | de6eac2beb74a8330b0382683b7bbc35dec0208326d580ba49fc3ade716ccb59 |
| Publication page | f977b2fe9b867f23cab14fb8cba9faa4c9d8d2fe3144971d23cd9434518a3906 |
| Manifest | 8167d8b509934ba0ba398da26b32b90672653d163e014b3b91666cc7213a0493 |
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 | oye9XC1kDF3BAVaml/NhALkOFEzOGykCOO15jiUNiZ/E3orSXrpFcgaHSuKa21BOjcejnWPQhqEO4iyc/NQWCg== |
| 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
| 2026-09-17T12:00:28.759687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513observed f977b2fe9b867f23cab14fb8cba9faa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:28.742428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513/manifest.jsonobserved 8167d8b509934ba0ba398da26b32b906...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:28.724511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513/publication.mdobserved de6eac2beb74a8330b0382683b7bbc35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:28.706432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513/publication.txtobserved 4e3ec89e71157476673147fb346fef5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.781156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513observed f977b2fe9b867f23cab14fb8cba9faa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.765132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513/manifest.jsonobserved 8167d8b509934ba0ba398da26b32b906...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.746977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513/publication.mdobserved de6eac2beb74a8330b0382683b7bbc35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:31.728620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020513/publication.txtobserved 4e3ec89e71157476673147fb346fef5f...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. |
|---|