OT-2026-000083272
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, vented after 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-2026-000083272) never changes.
Identity and time
| Publication number | OT-2026-000083272 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c963-7f91-b456-c31200703aa7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083272 |
| Status | PUBLIC |
Content hashes
| Canonical text | b17af069b1a2089057d8518828750e78d07a84657976a7d333b3192698b1c94b |
|---|---|
| Markdown | 373c228b64072a8b42e17d402611eaa06cf4c8c6300c9e8f16ec42c296166eca |
| Publication page | a49b55fb66df3df814b825b301fda9bfbbd4c7e9989c7969a80b97aedb1b5ce5 |
| Manifest | fd47cf8d68c952dce8ac39c3a65ab9383fffdd6a3051340b8836f29aa01a8089 |
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 | DZ+vC1U7r2nNrc/YHyO/1nLpz/CBYZlDC349TeO28ye/xH4hD5/IvhcF3igValAtqWL5GNwG6Pi/2tmKiTuPDw== |
| 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
| 2026-09-17T09:01:22.576751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083272observed a49b55fb66df3df814b825b301fda9bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:01:22.431131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083272/manifest.jsonobserved fd47cf8d68c952dce8ac39c3a65ab938...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:01:22.412187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083272/publication.mdobserved 373c228b64072a8b42e17d402611eaa0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:01:22.390427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083272/publication.txtobserved b17af069b1a2089057d8518828750e78...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. |
|---|