OT-2026-000031136
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000031136) never changes.
Identity and time
| Publication number | OT-2026-000031136 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87aa-7583-9f8c-2432d1e4b751 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031136 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9cacef8f9f0c72111298ebf915d9c64beb715a96e098b317411eb9ecfb5462df |
|---|---|
| Markdown | 2e13e7a54a09820b1d7d80cf0f40b5c8a74fc059f141c1152efe601e808a73db |
| Publication page | 7c9d44ef22a3aa61127530929321932e4421fbdcc0b2b6780592060d53c3a9e8 |
| Manifest | aa3309899a03b9ccd4b8eebd7cfb8482d7aca03907936ffb7d305f9702af5d05 |
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 | PwsUxIe48F7Gygply09/l5C+Xr+5JSqEpfwhbXnwx/bYU0rhXyui0qvxLCNbh1QXB7SWD5OJWWici41ZYav0CA== |
| 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
| 2026-09-17T11:35:34.642686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031136observed 7c9d44ef22a3aa61127530929321932e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:34.625249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031136/manifest.jsonobserved aa3309899a03b9ccd4b8eebd7cfb8482...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:34.605656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031136/publication.mdobserved 2e13e7a54a09820b1d7d80cf0f40b5c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:34.587678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031136/publication.txtobserved 9cacef8f9f0c72111298ebf915d9c64b...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. |
|---|