OT-2026-000005356
Publication integrity record
Porous face vacuum gripper, four zone face, pump fed, pressure verified, vented before set down
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-2026-000005356) never changes.
Identity and time
| Publication number | OT-2026-000005356 · never reused |
|---|---|
| Internal UUID | 01a0a936-7887-7fcb-9fc1-7d1d28a6baeb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:55:14.443772Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005356 |
| Status | PUBLIC |
Content hashes
| Canonical text | 084666ee7b618a007d7fb30a7ddb8cc021bbd267530efe17f22dfab87aab3212 |
|---|---|
| Markdown | 6d93f3350cca700b1239a0b3e7710cbc3ff29b16c43184b645b8d0a0b1a69c45 |
| Publication page | b43df1400158d95d7da67feefc022990eeefa9bf6c2fc0371e61f23298f0c676 |
| Manifest | f00c4d6c908bc9759cf21a8fe96ed52d94ef43ca5365f3206d2bf77525441da2 |
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 | dyBmbTGCwQmXyHRlpyri3SeyOwgplGNLua6AM0RKCDv11DRr9zcyjXdToI+DMKc3tuHJYPpBGFM4ZiIIHMqZBg== |
| 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
| 2026-09-16T08:00:18.925803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005356observed b43df1400158d95d7da67feefc022990...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:18.912420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005356/manifest.jsonobserved f00c4d6c908bc9759cf21a8fe96ed52d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:18.898470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005356/publication.mdobserved 6d93f3350cca700b1239a0b3e7710cbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:18.882724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005356/publication.txtobserved 084666ee7b618a007d7fb30a7ddb8cc0...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. |
|---|