OT-2026-000022665
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000022665) never changes.
Identity and time
| Publication number | OT-2026-000022665 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46e9-7bfa-98b1-79d8fa8b7959 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022665 |
| Status | PUBLIC |
Content hashes
| Canonical text | be4b5239c83e87535fad783a2c837fcce55028f14c2e5700376ba598abadf585 |
|---|---|
| Markdown | 1b662deff89d0e205c69077e12635963aba9c449eb175acde4e5df0218ff8e9c |
| Publication page | ff07297af087bd336d1083c941b233309d7af6b34e3e9251c30a859d1b1c6f9c |
| Manifest | fe02b1e91fd0cad601dd07a7a817af74805bef24d9f472d82a6523e468049c87 |
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 | Ffpu6XkBu60h3dT8VFM8wvRT3foxLjfhNTePQTsDOxyuZ3XtUc4ls42xoMUxAgemEUgdKUb6zTwXmpvssMxPDg== |
| 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
| 2026-09-17T11:52:02.960720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022665observed ff07297af087bd336d1083c941b23330...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:02.943403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022665/manifest.jsonobserved fe02b1e91fd0cad601dd07a7a817af74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:02.924955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022665/publication.mdobserved 1b662deff89d0e205c69077e12635963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:02.907259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022665/publication.txtobserved be4b5239c83e87535fad783a2c837fcc...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. |
|---|