OT-2026-000003947
Publication integrity record
Porous face vacuum gripper, per zone isolation, six outlet manifold, pump fed, pressure verified
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-2026-000003947) never changes.
Identity and time
| Publication number | OT-2026-000003947 · never reused |
|---|---|
| Internal UUID | 01a0a90b-8d35-7825-8ebf-c341d02a425a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:21.688163Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003947 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44f970ee391fd3b979345494467d00dce01cecb2ce4c2b8f228de48b42474072 |
|---|---|
| Markdown | c30e1213fa89ff28ea64c378c84deb2ab2bf2c95140c10889310e8b14e5adf83 |
| Publication page | 7fb19bfff30c523bc16ca9014bafd74bedb50efec88a1c0bebc68a26483a67ec |
| Manifest | 21e898e777620af77f30c77d7558168d510ba3a79f6f4520e03ab8f4fafe0633 |
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 | Mn6LCSAoX9secOxJ6eW/1EzQCO1rCew4qclMAmFYuR14ud9uDNdTYlkUheclQthSJfGqcva8/p0otS5fmCnHDA== |
| 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
| 2026-09-16T07:10:10.583968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003947observed 7fb19bfff30c523bc16ca9014bafd74b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:10.569334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003947/manifest.jsonobserved 21e898e777620af77f30c77d7558168d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.554685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003947/publication.mdobserved c30e1213fa89ff28ea64c378c84deb2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:10.536738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003947/publication.txtobserved 44f970ee391fd3b979345494467d00dc...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. |
|---|