OT-2026-000020449
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000020449) never changes.
Identity and time
| Publication number | OT-2026-000020449 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-79ea-8702-1e47e5ed1f31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 282b11c0763a5b057310304e6d9ef727fa75a56fdb1fc0e2aecc8ab5a011e51b |
|---|---|
| Markdown | 64a5d5878c2ec7e632998d1a2cef8d236ea60b02419dbfdf42bb8180db4097c7 |
| Publication page | 4e5db95f12c44156058708560dec4c594023ca338560b2653844341a40ed8f19 |
| Manifest | 4a8af410d8813e156f5a68323d6c5ce07c1025dca0df0691b33b74305eed1085 |
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 | StMtI7km6JPJQ7jwYXWiDLX/23RESZRfkocZ+qdlMpc5X14Os2quTwKhc0+W2ydm1qcHHDh5vhGqXQRaqfUTCQ== |
| 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
| 2026-09-17T12:00:22.531282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449observed 4e5db95f12c44156058708560dec4c59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:22.513435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449/manifest.jsonobserved 4a8af410d8813e156f5a68323d6c5ce0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:22.494321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449/publication.mdobserved 64a5d5878c2ec7e632998d1a2cef8d23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:22.474031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449/publication.txtobserved 282b11c0763a5b057310304e6d9ef727...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.357223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449observed 4e5db95f12c44156058708560dec4c59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.329335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449/manifest.jsonobserved 4a8af410d8813e156f5a68323d6c5ce0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.311138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449/publication.mdobserved 64a5d5878c2ec7e632998d1a2cef8d23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.292985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020449/publication.txtobserved 282b11c0763a5b057310304e6d9ef727...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. |
|---|