OT-2026-000006894
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, pump fed, rubber 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-2026-000006894) never changes.
Identity and time
| Publication number | OT-2026-000006894 · never reused |
|---|---|
| Internal UUID | 01a0a96b-1d01-7fb0-b7c3-e837bf0efbe3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:52:44.420554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006894 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe57a75e4ce2dfe4fae6a5debf8cd2e58a57c4052cca8849c926d34e59ae2d0c |
|---|---|
| Markdown | 0f36321545783398319632341a017795cb42353b332e337d3295598cf3c5bcd3 |
| Publication page | d0a5d8614a098f763bd87f7da771eb979331b771dc69d9c917a027bdcdc703f6 |
| Manifest | f28782b42f4755abd4e5e69e22e8b0901eb04bcb1467417657d0db46eb932fb1 |
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 | N8AqkQ4PAgoge7506tiyWz0Eyf9ulfz37mS7nFvnPOx5aSX0GsxYSvSVQQ2mg3wKhdUhANbSOz0PXXyTPgFNAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:24.686658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006894observed d0a5d8614a098f763bd87f7da771eb97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:24.674059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006894/manifest.jsonobserved f28782b42f4755abd4e5e69e22e8b090...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:24.662722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006894/publication.mdobserved 0f36321545783398319632341a017795...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:24.650619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006894/publication.txtobserved fe57a75e4ce2dfe4fae6a5debf8cd2e5...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. |
|---|