OT-2026-000053418
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000053418) never changes.
Identity and time
| Publication number | OT-2026-000053418 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-7578-b56a-379b240a8c30 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053418 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4bdfbaf49030ad387e434e129a4423c6ca784b17b46c54b0c5c8f36c19be47e2 |
|---|---|
| Markdown | e05317e2327a54b0fe43154981222a5fd6a03e55151eb84c3d20e0e3c4ede4ec |
| Publication page | 6b83375aaf2dd2d7894fb171809593c13a50f8e4d155bd4c598216a31739aea4 |
| Manifest | edae4e83e2cd6aa3bc2d9023babdeeea514fced45752f5486e6f7d7ca1748831 |
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 | Dd9SB66RPo1iaXKV4apS4Jl2id0/jELu+W7/m2aKRjq5pFTyM91xssBxvvrt8g3ozT7iPkpc447fBjMWP1ADCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:08.994683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053418observed 6b83375aaf2dd2d7894fb171809593c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:08.976295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053418/manifest.jsonobserved edae4e83e2cd6aa3bc2d9023babdeeea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:08.958093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053418/publication.mdobserved e05317e2327a54b0fe43154981222a5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:08.937613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053418/publication.txtobserved 4bdfbaf49030ad387e434e129a4423c6...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. |
|---|