OT-2026-000004368
Publication integrity record
Porous face vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure verified
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-2026-000004368) never changes.
Identity and time
| Publication number | OT-2026-000004368 · never reused |
|---|---|
| Internal UUID | 01a0a915-61b2-7fad-9c58-c9012603507b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:19:05.909018Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004368 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00df721d769d3697934fde6e0f94621a51b3fb097a6841ced191fb2d7689d682 |
|---|---|
| Markdown | bf5fb4823d3146fe4461a581a1dc2d18322ec65e717e16bdbd26a9773bc0f3e8 |
| Publication page | bdb43a6fafbdce669b203f74ce6c819ca8c6aa3a05358410ce307f56d238fd99 |
| Manifest | 0f89aef25750a31e6a2f2a3f2533eb2bac1c62347f4979fa779f837ac4133b83 |
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 | ZEVwhEA4dM/9Eh2SKEQk0ldM0QPQEhP2ekaiEgu0XT2v+i/yvjcih4/krZjhGD91JUbpxg9eFO2SLPp0dIe2Cw== |
| 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
| 2026-09-16T07:20:05.869807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004368observed bdb43a6fafbdce669b203f74ce6c819c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:05.731420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004368/manifest.jsonobserved 0f89aef25750a31e6a2f2a3f2533eb2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:05.716819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004368/publication.mdobserved bf5fb4823d3146fe4461a581a1dc2d18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:05.702683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004368/publication.txtobserved 00df721d769d3697934fde6e0f94621a...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. |
|---|