OT-2026-000020356
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000020356) never changes.
Identity and time
| Publication number | OT-2026-000020356 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7e95-b7f3-e7ce957aa7b4 · 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-2026-000020356 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5721b208bd3f0173eee63b49206a33a750e0865f093b6c9d86f250df050a6247 |
|---|---|
| Markdown | e0c250237700d042b470332ac65f56dd94bcf3c68e4badd7d85573e9dd17cb2a |
| Publication page | 04995eb6a21ffe0ea8d0f1ef1a6d6d8dd871923b399cfd8d3b91139eb173fae0 |
| Manifest | afa29ab04e4c23bc511538baa6b2fbdb6b6dc537a31c3334824f40547a5cdbb9 |
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 | qW1xFP6bvcZN5JDYJKh3tzi1TI3URzlGJD0b4PzoOurBkr7yc23tdruixPFFkuWs3QHdLEzFhpAqJTHIOjlcBA== |
| 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
| 2026-09-17T12:00:09.096205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356observed 04995eb6a21ffe0ea8d0f1ef1a6d6d8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:09.076593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356/manifest.jsonobserved afa29ab04e4c23bc511538baa6b2fbdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:09.056809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356/publication.mdobserved e0c250237700d042b470332ac65f56dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:09.035772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356/publication.txtobserved 5721b208bd3f0173eee63b49206a33a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.093965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356observed 04995eb6a21ffe0ea8d0f1ef1a6d6d8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.075293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356/manifest.jsonobserved afa29ab04e4c23bc511538baa6b2fbdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.055830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356/publication.mdobserved e0c250237700d042b470332ac65f56dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:19.036051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020356/publication.txtobserved 5721b208bd3f0173eee63b49206a33a7...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. |
|---|