OT-2026-000008491
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line 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-2026-000008491) never changes.
Identity and time
| Publication number | OT-2026-000008491 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46a-7168-b788-f161fc7e8600 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008491 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7e320e2c33956aa8362ec9ac9c2235cb0e627aab9f075b785d420e2daf1c26a4 |
|---|---|
| Markdown | e1589175e0e6a8c876f7a692f04e72788f118bba3ffad11a93cc9220298aec83 |
| Publication page | b1896f085337e6e46f698d346ce5fffad9a4f5a7ddb79dca5e177ac15698e173 |
| Manifest | 81fb833b89da740b7ea0465a4a4d42e9cf73fcb51127e8cd124c492201e6008d |
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 | qG261O3hm3BVjYEDVA9U1D8TweO1ZgxHIQN/JvA13FXt1MWq529I6k5E+22/43AKmL9QJtDITKiTNI9ai3R9AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:23.461238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008491observed b1896f085337e6e46f698d346ce5fffa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:23.432358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008491/manifest.jsonobserved 81fb833b89da740b7ea0465a4a4d42e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:23.411009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008491/publication.mdobserved e1589175e0e6a8c876f7a692f04e7278...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:23.388460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008491/publication.txtobserved 7e320e2c33956aa8362ec9ac9c2235cb...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. |
|---|