OT-2026-000020670
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000020670) never changes.
Identity and time
| Publication number | OT-2026-000020670 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7a1a-8d09-22bff7c47c27 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020670 |
| Status | PUBLIC |
Content hashes
| Canonical text | 944c11d4ff9cb9f4ad6a56e67f93c2ac6a0d549c72fc25a4fcc9ac00801677d4 |
|---|---|
| Markdown | 1482b4b8211952e9b6c8543492a4e57a9cf5821b59e63dbb2721e36acaff8530 |
| Publication page | 6261c5cef477fd7cf9f5c7ac90ce4c2f7bddbda0b7ea0c4d065ef5761ef4d633 |
| Manifest | 5f1ea264ed0ca020026aefdd4f057e600d7980f107dc223ecb108b8e44b77b91 |
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 | 6J0XDG9GlCXDUH1PuUQdWMi1VlwPQ9t1hNiFyCoGBQrxW46sjyqTAunh/7rM2tks8s0eX74F7ukjf7BDzpRkAA== |
| 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
| 2026-09-17T11:55:37.747251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020670observed 6261c5cef477fd7cf9f5c7ac90ce4c2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:37.728011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020670/manifest.jsonobserved 5f1ea264ed0ca020026aefdd4f057e60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:37.707928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020670/publication.mdobserved 1482b4b8211952e9b6c8543492a4e57a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:37.688823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020670/publication.txtobserved 944c11d4ff9cb9f4ad6a56e67f93c2ac...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. |
|---|