OT-2026-000081056
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000081056) never changes.
Identity and time
| Publication number | OT-2026-000081056 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b976-756d-92c2-def54f8198ba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081056 |
| Status | PUBLIC |
Content hashes
| Canonical text | af4481cecf021359d5dc48f8289404cc47630d41c59f9cd07a53d47530b03e4d |
|---|---|
| Markdown | 8596a9f1990371d380959d2d701750bf07d24199802a8b8edaf88443344c8825 |
| Publication page | c9220366eff8b6ab2b83e90da236ecd80c068b9124740aa757e90904bf1acb49 |
| Manifest | c786f0578c130f2165dee301e6d21f04d83e5402d869e2db6e0eb8bb1a7cdf34 |
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 | DWghibEVqMo/VwCYIa+N+UDsO22VhH30cB43rvDhIFM6wbBjY6dthLWKFhOgpiE2/Rv5rBiE0zjIluK2YPz4Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:02:21.070337Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081056observed c9220366eff8b6ab2b83e90da236ecd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:21.054503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081056/manifest.jsonobserved c786f0578c130f2165dee301e6d21f04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:21.036824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081056/publication.mdobserved 8596a9f1990371d380959d2d701750bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:21.019577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081056/publication.txtobserved af4481cecf021359d5dc48f8289404cc...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. |
|---|