OT-2026-000031882
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after set-down, on a tool changer
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-2026-000031882) never changes.
Identity and time
| Publication number | OT-2026-000031882 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-7c80-8176-e22b7af488ad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031882 |
| Status | PUBLIC |
Content hashes
| Canonical text | cb3cc61880033a93ad7ca7b0839f6ac1af0113881db32c3f8b4dfe4e6bb2bda0 |
|---|---|
| Markdown | df691ce9609c1e59341cd33ed4ac845e083961118a27af90c923e953551f38ea |
| Publication page | 65987a52f4460386bf351f0eb34e5c8358baa921659d86c057e51a13318cfac2 |
| Manifest | 2aba8c8c383c17d029796bd746ab3b10f6397b8a8204d94e6f254e152b508d83 |
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 | 0PZs0G/8b6seHQS12Ad73T0FwR9YEvKcLrIeuGd+fDFsBLBbZL4k9dWMN7YZ0FygV9wT9MFfGPHlW/nnFl1WCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:35:08.788388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031882observed 65987a52f4460386bf351f0eb34e5c83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:08.769124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031882/manifest.jsonobserved 2aba8c8c383c17d029796bd746ab3b10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.749600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031882/publication.mdobserved df691ce9609c1e59341cd33ed4ac845e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:08.729533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031882/publication.txtobserved cb3cc61880033a93ad7ca7b0839f6ac1...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. |
|---|