OT-2026-000089167
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000089167) never changes.
Identity and time
| Publication number | OT-2026-000089167 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db00-7cb5-924f-7cb2c5b9efd9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089167 |
| Status | PUBLIC |
Content hashes
| Canonical text | cffe04e09db1b38e5eff32c19f2d3caa401adf71bfa1f99228a545b11f8584e2 |
|---|---|
| Markdown | 390907ffaa3348bf1cc7928f5dfa7f54f73636aa7195d31f7e0f3c9931a4142c |
| Publication page | 182ce11e2bf675051fdc82ce3a5641c8efbc83b7464975f0c31366d2f4cf2af9 |
| Manifest | 519eab362e86a6c9ba171612cf4515fe7783c985ead4511fc8eee611546a2828 |
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 | GH4bZMS50QGYyYATdxRl2+DV1qDJp0aN8ISL+5tT6BnfqM1ej4Itry3WVwYxUr0ZMwGTNSpoO7dbOReVgbPqBQ== |
| 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
| 2026-09-17T09:47:10.467121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089167observed 182ce11e2bf675051fdc82ce3a5641c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:10.445689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089167/manifest.jsonobserved 519eab362e86a6c9ba171612cf4515fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:10.423604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089167/publication.mdobserved 390907ffaa3348bf1cc7928f5dfa7f54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:10.402627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089167/publication.txtobserved cffe04e09db1b38e5eff32c19f2d3caa...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. |
|---|