OT-2026-000031623
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000031623) never changes.
Identity and time
| Publication number | OT-2026-000031623 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bacf-7cae-876d-9ef4f67e84aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031623 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ac97693e7204cfe410fa46e9d442eed87e46d165fd12260dbdfefea4805683f |
|---|---|
| Markdown | d48e58e28cec1cf8cc0ebbf31841f16c59e3cda74bd2975b8dd00f0d67421e38 |
| Publication page | fba42c72a82f338133f646639e4279a6dc517999eb81bb2b31cc2af58a810c08 |
| Manifest | fbe0c8dd9e2519f922f0203120f7dc43108f3c3fc5fcfcee4913e7e3dcee73c4 |
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 | UB/4DXGl/DvXbZ3cOvJGaiWfKdv47M0pMJudKenUYxFpVnMMpJKK8rmCDwIXhSphhscPWFQbd6K5GOYJKwm+AA== |
| 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
| 2026-09-17T11:34:40.343965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031623observed fba42c72a82f338133f646639e4279a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:40.327891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031623/manifest.jsonobserved fbe0c8dd9e2519f922f0203120f7dc43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:40.307391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031623/publication.mdobserved d48e58e28cec1cf8cc0ebbf31841f16c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:40.288682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031623/publication.txtobserved 4ac97693e7204cfe410fa46e9d442eed...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. |
|---|