OT-2026-000003995
Publication integrity record
Porous face vacuum gripper, four zone face, six outlet manifold, two stage ejector
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-2026-000003995) never changes.
Identity and time
| Publication number | OT-2026-000003995 · never reused |
|---|---|
| Internal UUID | 01a0a90c-8b0b-76d5-ba80-452d8c171788 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:26.669962Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003995 |
| Status | PUBLIC |
Content hashes
| Canonical text | cea7d4471d21e3a79946ebb827e9f0f2c5f863c84d2949ea67531752af6a7729 |
|---|---|
| Markdown | d6aa488b763be42d8eeb0f07a6fedb208981b48b848bcda6ef30397d7e944285 |
| Publication page | 75f4f2879deb645d0317f0e1d3fa30ee2781af91700b5088776ae2eb7cb4c870 |
| Manifest | 7a2d56a09cbc69ae604d347f1e7216b6ad1991557992727b34fd6487b51f4b2c |
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 | VI8KkIQyOCYs/+p6he8rSG3P3167TcxNTnMVZAUwXWWYhlFIZtpHKqOpyvDQHSvuoW+ROvnzv6Fcu/fKymnsCA== |
| 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
| 2026-09-16T07:10:07.463646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003995observed 75f4f2879deb645d0317f0e1d3fa30ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:07.451182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003995/manifest.jsonobserved 7a2d56a09cbc69ae604d347f1e7216b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:07.437033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003995/publication.mdobserved d6aa488b763be42d8eeb0f07a6fedb20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:07.423587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003995/publication.txtobserved cea7d4471d21e3a79946ebb827e9f0f2...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. |
|---|