OT-2026-000091109
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000091109) never changes.
Identity and time
| Publication number | OT-2026-000091109 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-7b1e-ba2c-5d7d816d1bd7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091109 |
| Status | PUBLIC |
Content hashes
| Canonical text | 075f0a511075aa7381565fbefa20c0ac5938140894afbde004bedcec1e5a87fc |
|---|---|
| Markdown | 132424cf1c646b3917f5d7808f3151f2b6dd095a23fa3e89cd2b36db8a357727 |
| Publication page | bdf8eb296ff049f2af2bd6475724a83c72716df7b9e3588f1c1945c026bf2db1 |
| Manifest | 8b1afd07dc3135649767b4af39d3fe3a459d634262eae36e48783903da2803c3 |
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 | e1fRYqoUHYEznfEgAad2YphglP2/SBo0gHNl6QDMNbjA5vl3omablhkzpH8ZSoJzcAzVdKyRdXu1m5cFfGwYCA== |
| 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
| 2026-09-17T09:43:15.622460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091109observed bdf8eb296ff049f2af2bd6475724a83c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:15.606458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091109/manifest.jsonobserved 8b1afd07dc3135649767b4af39d3fe3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:15.587688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091109/publication.mdobserved 132424cf1c646b3917f5d7808f3151f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:15.569895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091109/publication.txtobserved 075f0a511075aa7381565fbefa20c0ac...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. |
|---|