OT-2026-000003838
Publication integrity record
Porous face vacuum gripper, two zone face, 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-2026-000003838) never changes.
Identity and time
| Publication number | OT-2026-000003838 · never reused |
|---|---|
| Internal UUID | 01a0a90b-3595-7088-b072-0f5b01cddb9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:59.259882Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003838 |
| Status | PUBLIC |
Content hashes
| Canonical text | a2ab97e51a5668190c018e7bb2dbb6183e2ae43eef219536dabac0e8b50342b2 |
|---|---|
| Markdown | 73e26fb3c7f59ea921fcb7ef11e21c3c2352b0e446f63d6613f4e5f2fc637813 |
| Publication page | ec2e097d669ba17b440dd0d3cf7549acafb8e626a05d156bf74def0b21487338 |
| Manifest | d35e7f14b8ae2df51d26785fd096a2ddad623e2a4fb56c4dc27a3041f930b335 |
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 | thQlrTVI4skhjXb8hcGmD5MjJPfZyQEf0lJIE/VwcxNQo7C1FzmrDDMyH11aT4yxKmJJ0rj1WUT7mNcRcBu7BA== |
| 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
| 2026-09-16T07:10:17.329176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003838observed ec2e097d669ba17b440dd0d3cf7549ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:17.314264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003838/manifest.jsonobserved d35e7f14b8ae2df51d26785fd096a2dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:17.300276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003838/publication.mdobserved 73e26fb3c7f59ea921fcb7ef11e21c3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:17.286923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003838/publication.txtobserved a2ab97e51a5668190c018e7bb2dbb618...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. |
|---|