OT-2026-000020396
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000020396) never changes.
Identity and time
| Publication number | OT-2026-000020396 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-728a-bc54-38add9108c34 · 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-2026-000020396 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51d05216f9774b8788388f108af49ac11dc4b78742e50d1916ab2c7d8c8bc2a9 |
|---|---|
| Markdown | 3eff021d5c959c31c2aecc94c7c4e9dc796ac6bfbc5c18942ef2b03ed57d5bb0 |
| Publication page | aaf082c95d423fce4c1bb7181c98da4cb4285f3760864d8c40e3d7d42ea37570 |
| Manifest | 33b17756a2225e003fccff3a4f1ee1be0a5b08bcc91754bf22a42098f525774d |
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 | UyuI8qd8mDrSex3N8lG6muVVq3I5o1RezLDE9wcwc1FJKaYUqaN9T2hQpOhAEG44zFGkuVwtWtfe7QoyoYL7BA== |
| 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
| 2026-09-17T12:00:17.366122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396observed aaf082c95d423fce4c1bb7181c98da4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:17.349473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396/manifest.jsonobserved 33b17756a2225e003fccff3a4f1ee1be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.331173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396/publication.mdobserved 3eff021d5c959c31c2aecc94c7c4e9dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:17.311993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396/publication.txtobserved 51d05216f9774b8788388f108af49ac1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.191065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396observed aaf082c95d423fce4c1bb7181c98da4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.174605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396/manifest.jsonobserved 33b17756a2225e003fccff3a4f1ee1be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.157886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396/publication.mdobserved 3eff021d5c959c31c2aecc94c7c4e9dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.139754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020396/publication.txtobserved 51d05216f9774b8788388f108af49ac1...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. |
|---|