OT-2026-000043160
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off 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-2026-000043160) never changes.
Identity and time
| Publication number | OT-2026-000043160 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327b-75eb-af45-6c3e4e94d0e1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043160 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6744a2d18fec4415444d3fb6be3d7f7cb1915ef52b7b8dca8576e91b9b45b26d |
|---|---|
| Markdown | 5b4e2415882bb09667f38c27eabe5b5cf100ab03bbf4c661981eb1c2691d946b |
| Publication page | b60e0cb570cc687a8fbc711ae110086e322cb22cf7b52d763973701273ebfc09 |
| Manifest | df25e89401a79ddfba5997203358e0818f109dc98af716ccd0d36bdf057a301c |
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 | 9LsiZGVsFipq6xgP1hWmG70mWkqdDnwawUdEF77dgFfnyHXdvPRuHmHor+w2juBUSm7CLh3hmf+UJl2w0AjQDQ== |
| 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
| 2026-10-24T08:41:55.961077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160observed b60e0cb570cc687a8fbc711ae110086e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T08:41:55.889046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160/manifest.jsonobserved df25e89401a79ddfba5997203358e081...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:55.803609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160/publication.mdobserved 5b4e2415882bb09667f38c27eabe5b5c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:55.710536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160/publication.txtobserved 6744a2d18fec4415444d3fb6be3d7f7c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:20.362215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160observed b60e0cb570cc687a8fbc711ae110086e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:20.346039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160/manifest.jsonobserved df25e89401a79ddfba5997203358e081...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:20.307168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160/publication.mdobserved 5b4e2415882bb09667f38c27eabe5b5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-19T04:23:20.121098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043160/publication.txtobserved 6744a2d18fec4415444d3fb6be3d7f7c...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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|