OT-2026-000004372
Publication integrity record
Porous face vacuum gripper, two outlet manifold, ejector fed, contact triggered on the face
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-2026-000004372) never changes.
Identity and time
| Publication number | OT-2026-000004372 · never reused |
|---|---|
| Internal UUID | 01a0a915-81ec-7f95-908f-0f651e1b0389 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:19:14.159191Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004372 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2b03e8e3094f7147c5d4a87ffd3ff70f59bd0f5196cd7685a57b00ae1fb7835 |
|---|---|
| Markdown | b390f9d2aed7b413d0f5062adbcd3addcb918825c4f0060dbdd1858f47bdbecb |
| Publication page | 665e38165677d09aae475934d2c2b9ce6c7f670800db06768e5e16c5f03cb811 |
| Manifest | 5cb92c365edfe51e18205de93f6d530f0f39b3da5fb1658231de2f0784794bd6 |
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 | URlnz4foN4nKsC5NH4OWDxrIaHCgaFrPYH71p8XGIu59ZTlMZ+bC2HXH1XAq7S+xAEsQT6vu5bj+pFNNkM+9Cw== |
| 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
| 2026-09-16T07:20:05.392291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004372observed 665e38165677d09aae475934d2c2b9ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:05.377806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004372/manifest.jsonobserved 5cb92c365edfe51e18205de93f6d530f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:05.242218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004372/publication.mdobserved b390f9d2aed7b413d0f5062adbcd3add...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:05.227933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004372/publication.txtobserved b2b03e8e3094f7147c5d4a87ffd3ff70...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. |
|---|