OT-2026-000003691
Publication integrity record
Porous face vacuum gripper, two zone face, four outlet manifold, plant vacuum fed
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-2026-000003691) never changes.
Identity and time
| Publication number | OT-2026-000003691 · never reused |
|---|---|
| Internal UUID | 01a0a90a-c1e1-7336-8253-3277c3271e2a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:29.635894Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003691 |
| Status | PUBLIC |
Content hashes
| Canonical text | 118f57182cc6120b1fac8223972af13845c2d0517f96ffdc06855a3763567e4b |
|---|---|
| Markdown | c4cdb633bf2112c072d5c65b130eec7da3ab4de8ac66e441666a40deefdd1d5d |
| Publication page | be15041501cac0b94f869db16de5206275039f3bb4c5f65cdc15e92fa32c4f8c |
| Manifest | ffa5ccfbf52349ff840457dfec5606b52ed48f85ca912eaae0c25b176dd4062e |
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 | hAae771NjWh8es7CQ2e39/bagWkj3MGN3+egs9kBsGfe0XuZ5j6za0RRUMH3SpN4Gh63LNNJSB3GGPq3x7hqBA== |
| 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
| 2026-09-16T08:10:34.678353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003691observed be15041501cac0b94f869db16de52062...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:34.662217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003691/manifest.jsonobserved ffa5ccfbf52349ff840457dfec5606b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:34.648140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003691/publication.mdobserved c4cdb633bf2112c072d5c65b130eec7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:34.633771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003691/publication.txtobserved 118f57182cc6120b1fac8223972af138...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. |
|---|