OT-2026-000020374
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, 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-2026-000020374) never changes.
Identity and time
| Publication number | OT-2026-000020374 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-78fe-ae9e-3d80acc50f0c · 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-2026-000020374 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98c623e4054d3cb88649217c8c8627cd491d6a1191d9a24e1197480f780396cf |
|---|---|
| Markdown | 998663ee8f6a8f8169997004d6e4ccc6f4682c6d2c23bf9e3bcfcece9eac1b8c |
| Publication page | 575786e57109e4efa4e760688345eb6ee9dfdcf3e6e04f251dfa74dc005c14b2 |
| Manifest | d2d1011a840efe8b9dce9a679faf9c0b70a04117d9dbc12699c8df905f9e63cf |
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 | 0udxNWyGd/JLoV9UzWgPRx0oVyyYR29ssvebYaN9seYkAFANzQ9sS0hnXdmY8B3W3rD8H49qJD2bMr6S5OtiDw== |
| 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
| 2026-09-17T12:00:15.358509Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374observed 575786e57109e4efa4e760688345eb6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:15.014974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374/manifest.jsonobserved d2d1011a840efe8b9dce9a679faf9c0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:14.993497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374/publication.mdobserved 998663ee8f6a8f8169997004d6e4ccc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:14.973590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374/publication.txtobserved 98c623e4054d3cb88649217c8c8627cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.460931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374observed 575786e57109e4efa4e760688345eb6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.444608Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374/manifest.jsonobserved d2d1011a840efe8b9dce9a679faf9c0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.427398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374/publication.mdobserved 998663ee8f6a8f8169997004d6e4ccc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.409837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020374/publication.txtobserved 98c623e4054d3cb88649217c8c8627cd...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. |
|---|