OT-2026-000004037
Publication integrity record
Porous face vacuum gripper, three zone face, three outlet manifold, two stage ejector, contact triggered
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-2026-000004037) never changes.
Identity and time
| Publication number | OT-2026-000004037 · never reused |
|---|---|
| Internal UUID | 01a0a90d-0b68-736e-b220-b01862d883a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:59.531640Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004037 |
| Status | PUBLIC |
Content hashes
| Canonical text | da0ba11e05c5511d2044344474efdf406f0a869fb4e068c15e162b3aed381f7b |
|---|---|
| Markdown | 9cfb8da12322250829f3d394439bf06d469fe9a1da0cfcfb87b2ef95546a95b1 |
| Publication page | 2f7656e2fbf3ab00459f14b07febbea9059e256e00a6a00ca843129ef93af08d |
| Manifest | 9426637b0a207f1a54bfb1302183eeb92afb4b6415489fcf2a848ffe1dde9d10 |
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 | amjYJSIqR2S8QsOnSAkIqXiAXqO7Bkq2uBMk02na6ONCmswsQLORF9jcvHutlNxU9i6IDZfVRAhq7BYJscXSAQ== |
| 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
| 2026-09-16T07:10:04.802182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004037observed 2f7656e2fbf3ab00459f14b07febbea9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:04.786864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004037/manifest.jsonobserved 9426637b0a207f1a54bfb1302183eeb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:04.772152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004037/publication.mdobserved 9cfb8da12322250829f3d394439bf06d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:04.758138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004037/publication.txtobserved da0ba11e05c5511d2044344474efdf40...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. |
|---|