OT-2026-000003780
Publication integrity record
Porous face vacuum gripper, four zone face, six outlet manifold, pump fed
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-2026-000003780) never changes.
Identity and time
| Publication number | OT-2026-000003780 · never reused |
|---|---|
| Internal UUID | 01a0a90b-097a-7969-ba4b-e766fb3124f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:47.965853Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003780 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb4d5519b2eebbe7d740d2d0724741190af8aa41b31ea1846a44a114bbed887f |
|---|---|
| Markdown | 4bb815f395a93f67a85b709f6cf8e7c7309bd44d2c0505a0820c64000f39d0ab |
| Publication page | d5861813bce44762f31d20090fe6c43a56ff96b700e96f9b7f1f1c4df52ffaec |
| Manifest | 7ff20cc82fc5a2d52b23928f936fa8c5d67fdedff8970686b16a2032a4e2d79a |
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 | FjybM+LGQMcLsKt/L7HZnVyPATTXrYDwk9Wxgn0LLMuK//9sjDrVoWMUY4o0uL/1cqK+aZ2iXgZ/UErH/K2+Ag== |
| 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
| 2026-09-16T07:10:20.790100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003780observed d5861813bce44762f31d20090fe6c43a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:20.775697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003780/manifest.jsonobserved 7ff20cc82fc5a2d52b23928f936fa8c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.761723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003780/publication.mdobserved 4bb815f395a93f67a85b709f6cf8e7c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:20.745116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003780/publication.txtobserved cb4d5519b2eebbe7d740d2d072474119...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. |
|---|