OT-2026-000020405
Publication integrity record
Six cup vacuum gripper, six 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-2026-000020405) never changes.
Identity and time
| Publication number | OT-2026-000020405 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7c08-a8c6-0244f4f66ceb · 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-2026-000020405 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe75733afefd2cfe3db87a16a3ea6e253bb2e0649f6b0583ee4d81f8e978a6d6 |
|---|---|
| Markdown | 1c35d3c535dbe441a14e1eac7e45b90949a0b89ca7537cb990575427df917ccf |
| Publication page | 6383aea868701b47c5b4e7eda5e7758b328f0af1c873fb1a3e13c9c8397f2887 |
| Manifest | 4e48d2918bf4b8fc0ff744af4ea7cc1a25e40188e086ac8b9dcbd7d6cc3bcd58 |
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 | d2wy5cBrZCRxrelLBXcrzf8qpSEakRm8eN9e+dWMboRYQMecJTu3p1OSC8S2CyMd4PCDC6uNaMcjleOET1u0Aw== |
| 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
| 2026-09-17T12:00:18.142849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405observed 6383aea868701b47c5b4e7eda5e7758b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:18.122835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405/manifest.jsonobserved 4e48d2918bf4b8fc0ff744af4ea7cc1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:18.105180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405/publication.mdobserved 1c35d3c535dbe441a14e1eac7e45b909...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:18.089413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405/publication.txtobserved fe75733afefd2cfe3db87a16a3ea6e25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.901643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405observed 6383aea868701b47c5b4e7eda5e7758b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.884335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405/manifest.jsonobserved 4e48d2918bf4b8fc0ff744af4ea7cc1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.867362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405/publication.mdobserved 1c35d3c535dbe441a14e1eac7e45b909...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:22.850351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020405/publication.txtobserved fe75733afefd2cfe3db87a16a3ea6e25...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. |
|---|