OT-2026-000091069
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000091069) never changes.
Identity and time
| Publication number | OT-2026-000091069 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-70a0-a3a2-10f62ff6c41d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091069 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56966245b40ef7917de463034589bda098b45d955e3436f94e88b3d3fdb7224a |
|---|---|
| Markdown | ab87213cdf9f278fc3838deaddd8d885a67ecb89b85c430acb9870449a08d857 |
| Publication page | a8883115e7a4ccbbaf84a40ffc687d79a518580dc3e3fbb5caa3c44d5376f72b |
| Manifest | 29c36a84f474bd6bf445e6374abb1af312e797a986d5de62009285fd10925e7a |
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 | TUhBxn3vAtpquvkCLUg1gluFiQCYjugSmHFloxZ9wwUZEMvMSG+0fD9qFd4E6W4xSSQRXTqZa2s2ML/0eXSTCQ== |
| 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
| 2026-09-17T09:44:18.758004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091069observed a8883115e7a4ccbbaf84a40ffc687d79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:18.739407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091069/manifest.jsonobserved 29c36a84f474bd6bf445e6374abb1af3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:18.720071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091069/publication.mdobserved ab87213cdf9f278fc3838deaddd8d885...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:18.702081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091069/publication.txtobserved 56966245b40ef7917de463034589bda0...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. |
|---|