OT-2026-000072206
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented 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-2026-000072206) never changes.
Identity and time
| Publication number | OT-2026-000072206 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-7494-ad39-c2c7931e42a1 · 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-2026-000072206 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35db3af45dec29f08962feab1ec6d14f51cda3345537c55eaed8670461d40fcb |
|---|---|
| Markdown | 06ee6de653ee3d58916216d6a91d8f44aa307ee975fae43390d290b9af25d58d |
| Publication page | 60e3125941d990b4bdfd7cbd8b8ec4b416dd21107f84cec66ea4a8e8ac8bf407 |
| Manifest | fa6cda5aec0e6ac4286dba8d3876231ea73f2336e0e0526272ae5523aa3f3073 |
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 | VZvxBcUvQhEjBl3gJYNn8GFN0llzDaLxguX8AX/q9/GPuiM4mLV8cMaz5lyZ2icbGiS67cllfUJfblcjS2YIBQ== |
| 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
| 2026-09-17T10:23:03.003728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072206observed 60e3125941d990b4bdfd7cbd8b8ec4b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:02.970637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072206/manifest.jsonobserved fa6cda5aec0e6ac4286dba8d3876231e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:02.954068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072206/publication.mdobserved 06ee6de653ee3d58916216d6a91d8f44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:02.936939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072206/publication.txtobserved 35db3af45dec29f08962feab1ec6d14f...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. |
|---|