OT-2026-000020876
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000020876) never changes.
Identity and time
| Publication number | OT-2026-000020876 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7cce-9bd2-458c98c3d710 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020876 |
| Status | PUBLIC |
Content hashes
| Canonical text | f34cab5131b15945bc26d89501b23e4dbb9a8abd2ffc5cb29118dd3a0d778777 |
|---|---|
| Markdown | a5b6c9096385438f85f4e5aeb33cce9e3f7dc09d42f80c3277c97eb9eebe1aad |
| Publication page | 786ec1c936f753bac3691f9a6428adb659ef6a318b8525d3131a70c307b3998f |
| Manifest | 875cd668646ec75524e93e744d73028685730ec6adf9a20d82c9b7212e0779d3 |
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 | RlAdNUDRSmPWc336PzdTeS40oQ6Rf9GNMZ7NZmnNriHkLpzg+7kS0X7vxUdEDYnFLuXHhk1cXUy3eUl3thCfDQ== |
| 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
| 2026-09-17T11:55:59.048119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020876observed 786ec1c936f753bac3691f9a6428adb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:59.030209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020876/manifest.jsonobserved 875cd668646ec75524e93e744d730286...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:59.011995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020876/publication.mdobserved a5b6c9096385438f85f4e5aeb33cce9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:58.994405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020876/publication.txtobserved f34cab5131b15945bc26d89501b23e4d...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. |
|---|