OT-2026-000075540
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000075540) never changes.
Identity and time
| Publication number | OT-2026-000075540 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fc-70ee-a6c1-3d0b2df789bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075540 |
| Status | PUBLIC |
Content hashes
| Canonical text | f020473c4847279e3bb7298f9d8c4cd008e50c076e972a5be2ca0d1381cbe314 |
|---|---|
| Markdown | b7088c966d15beb489c4e582eecf9e3e718bb8644b956bb3f590a913de8f2ae1 |
| Publication page | 819e78947784c13d7827bc82b0a684fefeb125127a43f1395fe6f5be32dc3bf7 |
| Manifest | cb9af358168912fb6017657f460682c9531741907635b0bc387696c227ffe6a9 |
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 | eF3cO5aKPPxmNOd2Q/oEKeQUpRn7KTanoTu0Al5EZU3CLM6U+cmXe+k77APjlOScUi3b4zOa/M8G9e0rrpblCw== |
| 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
| 2026-09-17T10:13:02.446143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075540observed 819e78947784c13d7827bc82b0a684fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:02.306071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075540/manifest.jsonobserved cb9af358168912fb6017657f460682c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:02.283806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075540/publication.mdobserved b7088c966d15beb489c4e582eecf9e3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:02.262884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075540/publication.txtobserved f020473c4847279e3bb7298f9d8c4cd0...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. |
|---|