OT-2026-000005441
Publication integrity record
Vacuum cup gripper, two zone face, ejector fed, pressure verified, contact triggered on the face
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-2026-000005441) never changes.
Identity and time
| Publication number | OT-2026-000005441 · never reused |
|---|---|
| Internal UUID | 01a0a939-1d2c-7572-8e45-e9eb3f91c951 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:58:07.664315Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005441 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51565c3f1802cec64a641b0c70fd369257349366c883c16f0e5928972119170c |
|---|---|
| Markdown | 00e8b33900f96526cfb99d19409dbe1f61861386b20f1452501015fb157601c1 |
| Publication page | b3836f6b2ac4b2cef24ff76c5bba98f2d42bb076858d2af97a8d556d56c50374 |
| Manifest | 12cdc02d536991002c86cbd3041faf811c34491d2b103803097549f8f3dadbc4 |
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 | upl640oEu7BjbKXUx4X6zK3hApYfR7GmHg7sflHxr5g/g67rsUIpp/mFkm0lH1d91SkJCmd8XvT2v0t4pugpDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:09.164198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005441observed b3836f6b2ac4b2cef24ff76c5bba98f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:09.151386Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005441/manifest.jsonobserved 12cdc02d536991002c86cbd3041faf81...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:09.138878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005441/publication.mdobserved 00e8b33900f96526cfb99d19409dbe1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:09.124141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005441/publication.txtobserved 51565c3f1802cec64a641b0c70fd3692...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. |
|---|