OT-2026-000004203
Publication integrity record
Porous face vacuum gripper, six outlet manifold, two stage ejector, pressure verified at each zone
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-2026-000004203) never changes.
Identity and time
| Publication number | OT-2026-000004203 · never reused |
|---|---|
| Internal UUID | 01a0a911-59c1-7077-a9f3-f6292aef6c6f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:14:41.732115Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004203 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48a34dda7c11079f4ad8afd79012840b52e8d55d69527b89895e62f15f62f54b |
|---|---|
| Markdown | ec7691033bbac8534a304ed61244a9976d01736b1a713f4fa001a4e59a13c68e |
| Publication page | 02405906c20b59abda29e2bfefca9c8c65e3e5bcd35f7b52061a5e1866adea02 |
| Manifest | 42a3e7f6c38025941555f67c5cebfd857417196bf9a21bfb181daac3f3423d1d |
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 | xI9m//PkG2e3ah/X0i4/+XYHUQwBMzM5nzmScfj3FJ+Y95JkXW9a6Gm/UsEV84u7ziZxNF62bPEACQbF1zwoCQ== |
| 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
| 2026-09-16T07:20:24.458193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004203observed 02405906c20b59abda29e2bfefca9c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:24.443793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004203/manifest.jsonobserved 42a3e7f6c38025941555f67c5cebfd85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:24.428991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004203/publication.mdobserved ec7691033bbac8534a304ed61244a997...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:24.413720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004203/publication.txtobserved 48a34dda7c11079f4ad8afd79012840b...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. |
|---|