OT-2026-000036867
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum 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-2026-000036867) never changes.
Identity and time
| Publication number | OT-2026-000036867 · never reused |
|---|---|
| Internal UUID | 01a0ae77-773e-7c7e-bda1-561e889c09e6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000036867 |
| Status | PUBLIC |
Content hashes
| Canonical text | d21ce98217de02c2d8f06cf1225b587c98354cf7d9d0cb7227574c1dd0d2b23d |
|---|---|
| Markdown | 74be996a2cd89ca3fe2e776bc196260118c6d0b2c1a6ad5ccfed0db951a98e7c |
| Publication page | 9f2a915e5d8c7d9e63506a979f67a603909657188c90755d2b342560ba454e11 |
| Manifest | 6c0b88c09ba187c7c30b10198fc9a0b95250ad823283c72aa3f4dd9361e2f188 |
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 | nCPcRcKveSx3BKk3Gs0RwK1szh8TNY71XyQmvP/vHycg2IlfRbAc2YC3Efh3FasW/+5W3leNn63jsSE/ep0HCw== |
| 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
| 2026-10-03T08:41:52.962731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867observed 9f2a915e5d8c7d9e63506a979f67a603...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-03T08:41:52.891535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867/manifest.jsonobserved 6c0b88c09ba187c7c30b10198fc9a0b9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T08:41:52.822708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867/publication.mdobserved 74be996a2cd89ca3fe2e776bc1962601...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T08:41:52.678531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867/publication.txtobserved d21ce98217de02c2d8f06cf1225b587c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:41:48.783005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867observed 9f2a915e5d8c7d9e63506a979f67a603...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:41:48.728916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867/manifest.jsonobserved 6c0b88c09ba187c7c30b10198fc9a0b9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:41:48.662267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867/publication.mdobserved 74be996a2cd89ca3fe2e776bc1962601...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-01T04:41:48.526896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000036867/publication.txtobserved d21ce98217de02c2d8f06cf1225b587c...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 |
|---|