OT-2026-000005168
Publication integrity record
Vacuum cup gripper, per zone isolation, pump fed, pressure verified, silicone cups, flat form
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-2026-000005168) never changes.
Identity and time
| Publication number | OT-2026-000005168 · never reused |
|---|---|
| Internal UUID | 01a0a930-14c7-7df7-ad83-7b90da86994b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:48:15.689964Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005168 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3df46bab17981093d38f71a17d0c6d3516d1ca6da3d78aa6bca56b72ece8c166 |
|---|---|
| Markdown | f793e38d9e6031415c2916a570cdc07f6b23dcadc53a5a5d719124021815a08e |
| Publication page | 11cb9aa464d071c968eff2ce0e6850d2ef3520a4c90db210e4bee52234760241 |
| Manifest | 06a3c0899d157479b6c8e00dccf4312e34e4ee925e8cd391c254dff0e3f2924d |
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 | f6Tydtn8NuUTiWx5teMeegzUdmlL9wIIL+s3q67dbGrLzyZyTl6AchWwWgBAMQy+aCne1W4XytUst618zLzEBA== |
| 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
| 2026-09-16T07:50:07.944272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005168observed 11cb9aa464d071c968eff2ce0e6850d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:07.930929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005168/manifest.jsonobserved 06a3c0899d157479b6c8e00dccf4312e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:07.911066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005168/publication.mdobserved f793e38d9e6031415c2916a570cdc07f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:07.896196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005168/publication.txtobserved 3df46bab17981093d38f71a17d0c6d35...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. |
|---|