OT-2026-000004267
Publication integrity record
Porous face vacuum gripper, per zone isolation, four outlet manifold, three 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-2026-000004267) never changes.
Identity and time
| Publication number | OT-2026-000004267 · never reused |
|---|---|
| Internal UUID | 01a0a912-e054-7186-a0c7-e8a929be62cd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:21.719190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004267 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9aecdf4fb9dcde83979b80ebbd19734abed009b4e54cdd4b3d9eb8102fbe7d3 |
|---|---|
| Markdown | 115c980f5eed40345983549a4e6fc9477fe78bdbb8ab8dbfbb18a8ca81a71609 |
| Publication page | 5e728eed5ee79d20b597be8cb6b4b55342679cab743735bfdf6284418a0e8fca |
| Manifest | 749e7302f6c9d810ab0848c8803e526fefb49f653f2e6e9099d4257126594369 |
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 | x9RPvvkDQwacFOfFf0eJTMcVbxQHgU07UKoA2gJXcZ93T5aDKcmJF9DYMZCsW1tEEfes65QPSAogCDnxTk86CQ== |
| 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
| 2026-09-16T07:20:17.213016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004267observed 5e728eed5ee79d20b597be8cb6b4b553...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:17.197166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004267/manifest.jsonobserved 749e7302f6c9d810ab0848c8803e526f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.182246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004267/publication.mdobserved 115c980f5eed40345983549a4e6fc947...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.167787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004267/publication.txtobserved e9aecdf4fb9dcde83979b80ebbd19734...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. |
|---|