OT-2026-000072174
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000072174) never changes.
Identity and time
| Publication number | OT-2026-000072174 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7298-8ea4-41b4eaca0e70 · 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-2026-000072174 |
| Status | PUBLIC |
Content hashes
| Canonical text | abfbd0e27ea83c63963fa9824174c2c946b4e2b038d8b403469c6e709a52292e |
|---|---|
| Markdown | 29b5161ff33d324aa6a4cad1179902c7259d848af05c34833230444ecf26bbea |
| Publication page | 359c5a9e9faf104daa9f8c4c8de6037dc7673515d1e1bfedabe7fd2566ed93e5 |
| Manifest | ace57c4ab1de4707218ee367a58a59717d643aa6e08880510f4564fdf2b0f385 |
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 | 62hCFcpoH5yVYn4rzVUhVdNHIJ+J0UmzXuXj8aABdvbwEtkvga6jgTveqOxHnLb/l+mJYBL0jJJXdVBbq6O8BQ== |
| 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
| 2026-09-17T10:23:00.350600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072174observed 359c5a9e9faf104daa9f8c4c8de6037d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:00.314025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072174/manifest.jsonobserved ace57c4ab1de4707218ee367a58a5971...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:00.295862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072174/publication.mdobserved 29b5161ff33d324aa6a4cad1179902c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:00.246190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072174/publication.txtobserved abfbd0e27ea83c63963fa9824174c2c9...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. |
|---|