OT-2026-000004354
Publication integrity record
Porous face vacuum gripper, three zone face, four outlet manifold, three stage ejector
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-2026-000004354) never changes.
Identity and time
| Publication number | OT-2026-000004354 · never reused |
|---|---|
| Internal UUID | 01a0a914-f284-724a-81e7-bdb6cc16c590 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:18:37.447013Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004354 |
| Status | PUBLIC |
Content hashes
| Canonical text | f57afd087874d5882a1146c27e495b66d8a4cd9f0e45cc887416cb6b1c8b8a7f |
|---|---|
| Markdown | 6441a75a5ef1ce39a70c014d6ec5d2bade885d5cb999743dde06eb337aa18ffa |
| Publication page | f967b2f46fc85e607cffbdc5770418f9f11ebfacbb9534a95c320aaa915e4aec |
| Manifest | 2ceffd41b25d765574e49459d24d810894efe266500fe10b69a0126762f72954 |
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 | xZrP51YuZrTecNvUZEWVzJKDG8H+r2K94H342Fjalms47d7Q87FcLsV3+MGUtyS7IqKnaN8BAMiilB1sWab8Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:07.400558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004354observed f967b2f46fc85e607cffbdc5770418f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:07.388841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004354/manifest.jsonobserved 2ceffd41b25d765574e49459d24d8108...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:07.376296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004354/publication.mdobserved 6441a75a5ef1ce39a70c014d6ec5d2ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:07.253778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004354/publication.txtobserved f57afd087874d5882a1146c27e495b66...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. |
|---|