OT-2026-000007311
Publication integrity record
Porous face vacuum gripper, per zone isolation, ejector fed, contact triggered, closed cell
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-2026-000007311) never changes.
Identity and time
| Publication number | OT-2026-000007311 · never reused |
|---|---|
| Internal UUID | 01a0a97a-3c33-7c6a-b239-713bce996113 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:09:15.446187Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007311 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2bb025f4456d18098fe9d9c963d40ebfe3f18f6713512d0c2adc9d941c17129c |
|---|---|
| Markdown | f5c7d58c47fd8d477587bc6925be4a2fcd5151d7d8348a105c8ee3f030881708 |
| Publication page | 19bc4db92e1783b300cc76bb523f326cd3dc383baf4260059c0d6f648132e220 |
| Manifest | 9c4d43668471c8b3b6ccaa6eaf8646e2ec80a0a7e9579c56825c3e9b56e10ed1 |
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 | n1zMfz0cADw7IeWCvCLoFIRMVipeK378OFF6no9GvTp5bC5UEiJX9RK2SeoYR+sFVOQOMNTTphHTT9TJGk48BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:20:33Z batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof root 07bfbe2fb3517c1c41f239fb2e682fbe... |
|---|
Independent retrieval
| 2026-09-16T09:10:05.130863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007311observed 19bc4db92e1783b300cc76bb523f326c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:05.052520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007311/manifest.jsonobserved 9c4d43668471c8b3b6ccaa6eaf8646e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:05.040439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007311/publication.mdobserved f5c7d58c47fd8d477587bc6925be4a2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:05.027221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007311/publication.txtobserved 2bb025f4456d18098fe9d9c963d40ebf...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. |
|---|