OT-2026-000021351
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pulsed blow-off before set-down
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-2026-000021351) never changes.
Identity and time
| Publication number | OT-2026-000021351 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7a13-a16c-d70d8f6c0cf6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021351 |
| Status | PUBLIC |
Content hashes
| Canonical text | eecc5d07a9b4205bfcc636074b747419622fcb9fa4e1610e8a1cae5706aa5398 |
|---|---|
| Markdown | a88069e1947868c9a405e6f7dc53349ce604660ebd4e9a67e3691ed63ac30b52 |
| Publication page | 92c1d44abd81b7782d255ae4249f2cb351ec6d78e2e49bf3ec9cc63e2685a97f |
| Manifest | 47275a871fb52bcc5a131b02812b742a2406beb3c95ed3dc5ac483bf199c295a |
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 | 6SJ+xQOgdU98VCerU1tm9KycbH3BTB62ZiKbZAhmTVaXtzccvf/ywMbHJKyozlCCU5r/hJHZX/3Y1JMpsj4FAA== |
| 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
| 2026-09-17T11:55:12.488651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021351observed 92c1d44abd81b7782d255ae4249f2cb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:12.467739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021351/manifest.jsonobserved 47275a871fb52bcc5a131b02812b742a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:12.447896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021351/publication.mdobserved a88069e1947868c9a405e6f7dc53349c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:12.430158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021351/publication.txtobserved eecc5d07a9b4205bfcc636074b747419...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. |
|---|