OT-2026-000020402
Publication integrity record
Six pad foam vacuum gripper, six 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-2026-000020402) never changes.
Identity and time
| Publication number | OT-2026-000020402 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7a4a-bf19-c3504540208c · 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-2026-000020402 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5fd3f1f8399282bebe49a8ba22382676e4a27f30312aeb0feef0d96b165a96ef |
|---|---|
| Markdown | acc9a1b7e68e361772448d19da520825591a03f7c13febcb34c23d158bdf0788 |
| Publication page | faab27ac112b5a02b39395291188c4056c0e1f869eae9002515412b47036e26c |
| Manifest | a56ab29920ca6e57cfeb0458706fe746a297475c13a85aa4775e48353ee98f0b |
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 | Wfh48Ax1GF8UEMWTWDG2LvReuJlXEgpTB1yEc+ZBZ3kZsq4GPvyZSkzwOvXyagCBppNwh8oZ2iABHg2pcLt2Cw== |
| 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
| 2026-09-17T12:00:17.914597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402observed faab27ac112b5a02b39395291188c405...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:17.896329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402/manifest.jsonobserved a56ab29920ca6e57cfeb0458706fe746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.850411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402/publication.mdobserved acc9a1b7e68e361772448d19da520825...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.831180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402/publication.txtobserved 5fd3f1f8399282bebe49a8ba22382676...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.667068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402observed faab27ac112b5a02b39395291188c405...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.648772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402/manifest.jsonobserved a56ab29920ca6e57cfeb0458706fe746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.628207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402/publication.mdobserved acc9a1b7e68e361772448d19da520825...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.608885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020402/publication.txtobserved 5fd3f1f8399282bebe49a8ba22382676...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. |
|---|