OT-2026-000003575
Publication integrity record
Vacuum cup gripper, two zone face, per zone isolation, 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-2026-000003575) never changes.
Identity and time
| Publication number | OT-2026-000003575 · never reused |
|---|---|
| Internal UUID | 01a0a90a-6c83-7dcc-8e7f-e85ec3d614ac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:07.783503Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003575 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7a077175a68b41a6bcde665202240b5d5def1556fffb106845319b974bf8503 |
|---|---|
| Markdown | ac07dd415e17cf0456cee27b17d5ca0ef3ddd8fcb09a8cfa9e23bbe564e4afe8 |
| Publication page | 29739d3cc19e9e89988c47b32f09c0a86fe2e15cd7fa0f21b9769775961bd8d0 |
| Manifest | 4aa4c6b965c632197948551ac4ebafb761567772a23879ec29d4a11a32e245dd |
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 | XmPsz3gFNtVV4ycfQKYcL0VvKoAsupI5Iuh+oYI+9yCzlUiiq6EwtNQ/PJzFLLeU6DuysF6SyvEFmykLFYUmCA== |
| 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
| 2026-09-16T08:40:38.707138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003575observed 29739d3cc19e9e89988c47b32f09c0a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:38.689914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003575/manifest.jsonobserved 4aa4c6b965c632197948551ac4ebafb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:38.674993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003575/publication.mdobserved ac07dd415e17cf0456cee27b17d5ca0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:38.658243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003575/publication.txtobserved d7a077175a68b41a6bcde665202240b5...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. |
|---|