OT-2026-000032220
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000032220) never changes.
Identity and time
| Publication number | OT-2026-000032220 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a7-7ad2-b4b0-e3c7bb567073 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9cfaf40566dd607d5125624a12344e8ed13b68f666f4b0b5276665323dabf092 |
|---|---|
| Markdown | bf163943acfb198a43d291abfce8051914889deccbfecd7c8c25bbe4b307e919 |
| Publication page | aabe17fe4903a3aea6c73cc2dbbddfd6005a2682c92a44ef62d0bdb075e00776 |
| Manifest | 4b5529da57bfe7c431d425188155210387bae928c9c3801ba7d6adce85f9b517 |
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 | 18elR2Us+Db7CqE9+qRgoPJvGoem/oKiykRBUvMgxZ3L1DhVSCVxiZ7GJ6ELgpQZFNvUX+AQMc06z37O6L8gBg== |
| 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
| 2026-09-17T11:34:34.218158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032220observed aabe17fe4903a3aea6c73cc2dbbddfd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:34.200731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032220/manifest.jsonobserved 4b5529da57bfe7c431d4251881552103...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:34.183112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032220/publication.mdobserved bf163943acfb198a43d291abfce80519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:34.160246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032220/publication.txtobserved 9cfaf40566dd607d5125624a12344e8e...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. |
|---|