OT-2026-000072302
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, vented before set-down
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-2026-000072302) never changes.
Identity and time
| Publication number | OT-2026-000072302 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c3-79e1-93fc-ff80feb01068 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072302 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9a4551cd1909b52d5c9326abce54fc7ab7059c47409a12c76fc0ab57127f6f8 |
|---|---|
| Markdown | 9199667f3e1b6bb584e1ee415b6e0b4627256b05d3807c46538e2fc44b951e7c |
| Publication page | fe820cd7ddf8be70fb3974cf571c7a4c504f8552576cb44c5b7ef0a82b9eeb8b |
| Manifest | d5c24b926c9a0ec8f942b6c2ee68449278af2150f5e6afcc4ffd21f3a85cd611 |
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 | soTosqFUsVkyn9FWEWkOisIzcLwXWrlMdntUza+EKyXHYkMEh9tlt01E5fxMdyubTxY5uYARAuX5RIiWzBWwDA== |
| 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
| 2026-09-17T10:23:31.404133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072302observed fe820cd7ddf8be70fb3974cf571c7a4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:31.387697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072302/manifest.jsonobserved d5c24b926c9a0ec8f942b6c2ee684492...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:31.370368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072302/publication.mdobserved 9199667f3e1b6bb584e1ee415b6e0b46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:31.352234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072302/publication.txtobserved b9a4551cd1909b52d5c9326abce54fc7...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. |
|---|