OT-2026-000023004
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000023004) never changes.
Identity and time
| Publication number | OT-2026-000023004 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-7197-ac42-03a8ed594470 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023004 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6d2cbe31efc3d809fd2db5835379da8bf1b82b8e2b72d218f2918cf356156b52 |
|---|---|
| Markdown | c0e1128f7c27b4fefec0724f6cabe5210f1eec182e0ddb826da0a6937cc0a466 |
| Publication page | 4dc3f942a6ace7d072acbd846f36256d2791530523673310017c2b04c6787a3f |
| Manifest | 203cfe5bef6a503845748bfb02411695de7e5120d28b6b9b248b59989a3c2883 |
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 | siEJCIiXq5Hg2ep3xom8IcOsk928bLpsBXeJoPNReceTCWUVa/n9j1YujmxqfKwWmW3ac1bBWIIQs+5yvw+pDA== |
| 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
| 2026-09-17T11:52:35.924171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023004observed 4dc3f942a6ace7d072acbd846f36256d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:35.907294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023004/manifest.jsonobserved 203cfe5bef6a503845748bfb02411695...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:35.891147Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023004/publication.mdobserved c0e1128f7c27b4fefec0724f6cabe521...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:35.875107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023004/publication.txtobserved 6d2cbe31efc3d809fd2db5835379da8b...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. |
|---|