OT-2026-000003965
Publication integrity record
Porous face vacuum gripper, two zone face, pump fed, pressure verified at each zone
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-2026-000003965) never changes.
Identity and time
| Publication number | OT-2026-000003965 · never reused |
|---|---|
| Internal UUID | 01a0a90b-9b67-78c1-9c49-74c0f95c859c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:25.322722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003965 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4b3a37cc055f5b80021ec743478aec9216d71f431f6f5770a43a72163896999 |
|---|---|
| Markdown | f103151abe0a3f2c016c7267ebb5a149c0a1a5141eb43b23a8b8f1affa6b0b66 |
| Publication page | 4277f34bd5f8586ee9d5c2db682ab0d46ad37fae3ea2065013ac775791582df9 |
| Manifest | 9b92b1aa9592827329568f7210e72594c452803891167457c3017140e1add7f2 |
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 | g9U49i6nB8AD+j5btt8uNGSPIpk0oqFe5FuN/7QyQoQOQFKF0D6APvu7rtk0mv5un7up5bhLVQAL3Al5C6qXCA== |
| 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
| 2026-09-16T07:10:09.434123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003965observed 4277f34bd5f8586ee9d5c2db682ab0d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:09.418142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003965/manifest.jsonobserved 9b92b1aa9592827329568f7210e72594...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.402697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003965/publication.mdobserved f103151abe0a3f2c016c7267ebb5a149...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:09.388963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003965/publication.txtobserved f4b3a37cc055f5b80021ec743478aec9...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. |
|---|