OT-2026-000018840
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000018840) never changes.
Identity and time
| Publication number | OT-2026-000018840 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d521-7d05-b801-724f04c705fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018840 |
| Status | PUBLIC |
Content hashes
| Canonical text | be084a7099eb36c6ce34684a6abe973295ee3af918c9d5406d6f7bd8a6c8a897 |
|---|---|
| Markdown | 17ce72839252b7bdb9087c3e0df8a7a061e9c16fd1c5f0224c6aa094bf9cf4fb |
| Publication page | e16cc62f2104688b773051cbe21c2fcc00e9d30c2ecae93ea97c3694fcdb42cb |
| Manifest | 222337fced9fe248b12e3eee14d5e4d5133d8c1083e10029d36959cf95f1f476 |
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 | xhfxyB5NphiZgiLiywPsmJ5v0+RjakLLHWYEfAavPQbO21FStlcEO0ZELn8CHCuD/lxWuYT29Dx2XWDRzBcoCg== |
| 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
| 2026-09-17T11:59:28.669137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018840observed e16cc62f2104688b773051cbe21c2fcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:28.651586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018840/manifest.jsonobserved 222337fced9fe248b12e3eee14d5e4d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:28.630312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018840/publication.mdobserved 17ce72839252b7bdb9087c3e0df8a7a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:28.610808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018840/publication.txtobserved be084a7099eb36c6ce34684a6abe9732...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. |
|---|