OT-2026-000067026
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000067026) never changes.
Identity and time
| Publication number | OT-2026-000067026 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-14fe-7de0-b29b-3108ad19efd4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:07.760615Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067026 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9063e1ce4c37da98855ef627df902d3aa7821a5e48a379bcd78df762b1d23b5f |
|---|---|
| Markdown | f3fdb45ac3170f0780a34d9cb59a3921a981d99ed87ce343dc7adb47dc27425f |
| Publication page | 6d18ac78b9adc41e60c74e36804babac42bd984667a08cedcc97f26070811aab |
| Manifest | 5d9054357d17316d34d7317d75d587d3aa5e83d9b64859b9bb21e5669e8503ef |
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 | NLjcUd45pQ0t4rsI8wezJwcJJOyrgHDLwW13U9RgHAkD543NVB9XWznDa3bgZyTaGV79FykVI1Xifz1404WhAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-03T04:42:23.683470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026observed 6d18ac78b9adc41e60c74e36804babac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-03T04:42:23.595808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026/manifest.jsonobserved 5d9054357d17316d34d7317d75d587d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:42:23.487943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026/publication.mdobserved f3fdb45ac3170f0780a34d9cb59a3921...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:42:23.385200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026/publication.txtobserved 9063e1ce4c37da98855ef627df902d3a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:09.089332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026observed 6d18ac78b9adc41e60c74e36804babac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:09.010846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026/manifest.jsonobserved 5d9054357d17316d34d7317d75d587d3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:08.939811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026/publication.mdobserved f3fdb45ac3170f0780a34d9cb59a3921...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:08.821630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067026/publication.txtobserved 9063e1ce4c37da98855ef627df902d3a...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|