OT-2026-000018336
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000018336) never changes.
Identity and time
| Publication number | OT-2026-000018336 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-7d7c-9600-d2afdbead66a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018336 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81a920e52e55dac202161c2d350783c9820d5fbbdc5cffe44ab4605f58540835 |
|---|---|
| Markdown | 1c2b89e2278bca065b1b0b12e063fae4db117d1ecea41b09435a62da0d00c68d |
| Publication page | c8289afe5e1b66124241297e438e31de6c80138e57bfb2fe3cc048d4b2b0819e |
| Manifest | 5dabd0adf90266f1f2d705b920c356f554361c93dde094590361826b3efda2ba |
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 | 9iLQ1JbRlIk0THlEOABmq9yweQ2VSJAj0G2TANYNh4PaqCyiyb5l9Nhw7gPdZw8apoLOt3mup6x0KocX0wGoDQ== |
| 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
| 2026-09-17T12:01:03.429636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018336observed c8289afe5e1b66124241297e438e31de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:03.412073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018336/manifest.jsonobserved 5dabd0adf90266f1f2d705b920c356f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:03.396270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018336/publication.mdobserved 1c2b89e2278bca065b1b0b12e063fae4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:03.380061Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018336/publication.txtobserved 81a920e52e55dac202161c2d350783c9...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. |
|---|