OT-2026-000018254
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000018254) never changes.
Identity and time
| Publication number | OT-2026-000018254 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-72e6-b2c8-241bdb812c3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018254 |
| Status | PUBLIC |
Content hashes
| Canonical text | af26569f3ec6570c40076b69bcc67b82bbf57ceeef14eaf967e7dc7b37dd3f94 |
|---|---|
| Markdown | d67def6fa3342680b8d9ea95e32abecc8d332fb3d100912258dac6e6fb363938 |
| Publication page | 815f384106aad5dfca9d29f1edfd42eefd543b4985dd80588b4898625bb1662f |
| Manifest | 26c4df3998eda7fc2512476cfefab0e68bd2064b45f8ae95901dc9420ad3a16d |
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 | I4sRN7GYNQADM83O0vSUu6NZLc6SJEbW5e6pPhx+6XTT5mKdIPuqJuV3p/tffRvvV6TOzdrklsG8ty9yOfJWDg== |
| 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
| 2026-09-17T12:00:04.963912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018254observed 815f384106aad5dfca9d29f1edfd42ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:04.944893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018254/manifest.jsonobserved 26c4df3998eda7fc2512476cfefab0e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:04.926626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018254/publication.mdobserved d67def6fa3342680b8d9ea95e32abecc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:04.903179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018254/publication.txtobserved af26569f3ec6570c40076b69bcc67b82...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. |
|---|