OT-2026-000028176
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000028176) never changes.
Identity and time
| Publication number | OT-2026-000028176 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-75a0-b921-7871a7924e6d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028176 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9fb825c328e5d4e2d9a10771391fb17a8ac86bcf8bfc766e17d07478f9416a1 |
|---|---|
| Markdown | cdb9850352d07281586244359f4a1960844426d6eeaaf66be44844671c431217 |
| Publication page | 00c483b90f0a3f1c86d8d33e1a9d65b88acab139c79e058d5b25ea54c286b901 |
| Manifest | 6998dbbe250cdcf5600bafcf160850c953d9d6a135f837d719f43de9f981fcf4 |
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 | DBwTZJtGJ3N6l5KlXHWkds7kE1XJFXEHqj1rUXbMQTRTvjeVEMqVD8FxlArzWisKFXRifYU/Xg8NWir5nrfyDQ== |
| 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
| 2026-09-17T11:42:31.999349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028176observed 00c483b90f0a3f1c86d8d33e1a9d65b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:31.981589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028176/manifest.jsonobserved 6998dbbe250cdcf5600bafcf160850c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:31.964668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028176/publication.mdobserved cdb9850352d07281586244359f4a1960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:31.947398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028176/publication.txtobserved e9fb825c328e5d4e2d9a10771391fb17...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. |
|---|