OT-2026-000016021
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000016021) never changes.
Identity and time
| Publication number | OT-2026-000016021 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-7bcd-9e9f-1d2cc16cf7fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f41700fcdbe2191fb70537d746cf382dc6b6aa70b9bf54e41367827432c637f |
|---|---|
| Markdown | b33abf3ff37128550bb64266bb30a3fd452ff8d0b1a071176e9bf83f16247bfb |
| Publication page | f50087ec90d1a2a6e36644ea18b68d9d61474e363291863c377781c8b93ab60e |
| Manifest | 11e34c6bbb33cc926be47063d358bb49f8015225a869f6b4955645a557b1ec75 |
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 | M03VskQhrCGK4EJPkkLc/pUSSEDBQCCcVk1JBuQRx9XmchCxUxs2nBzgYP+d76cN39CiP/XZ6G/0niG9klAtDA== |
| 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
| 2026-09-17T12:05:33.950721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016021observed f50087ec90d1a2a6e36644ea18b68d9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:33.928338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016021/manifest.jsonobserved 11e34c6bbb33cc926be47063d358bb49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:33.908022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016021/publication.mdobserved b33abf3ff37128550bb64266bb30a3fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:33.887956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016021/publication.txtobserved 3f41700fcdbe2191fb70537d746cf382...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. |
|---|