OT-2026-000004446
Publication integrity record
Porous face vacuum gripper, six outlet manifold, two stage ejector, pressure verified, 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-2026-000004446) never changes.
Identity and time
| Publication number | OT-2026-000004446 · never reused |
|---|---|
| Internal UUID | 01a0a918-0597-7473-8167-b2ae359c7d5e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:21:58.939551Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004446 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab213504b29448c600ab9885339b9227628e16b0fa88ba5a5c70def4221660c7 |
|---|---|
| Markdown | 44085cc364518919265a0d8b804d668f54afe15be07b8fc91f0cb8e1f8fc172b |
| Publication page | 1601451c7ddfc1e37620d0190cc49d284aba8671b07933d430019690a3b2e8a2 |
| Manifest | 0a181f517de712d5bdba085cfaeabd2d526edf99cac0b7e503d491f978b6532a |
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 | RrCysdwI8QBjeTya1uK/gG5mg/DZPf2TYJbcYzMe1y21gvuUptaNW3EE11W5b48Ra3+OlGL+RuAVHPJoKNuxBg== |
| 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
| 2026-09-16T07:30:26.682228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004446observed 1601451c7ddfc1e37620d0190cc49d28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:26.669739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004446/manifest.jsonobserved 0a181f517de712d5bdba085cfaeabd2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.657351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004446/publication.mdobserved 44085cc364518919265a0d8b804d668f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.642994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004446/publication.txtobserved ab213504b29448c600ab9885339b9227...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. |
|---|