OpenTechnical

OT-2026-000032205

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, pulsed blow-off after 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-2026-000032205) never changes.

Identity and time

Publication numberOT-2026-000032205 · never reused
Internal UUID01a0ae74-f7a7-705c-a660-52031a007f92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032205
StatusPUBLIC

Content hashes

Canonical texta65e962bad3ee3034f3297f4861c62dfcad215074cf0ed26149a1041763dcc94
Markdown82b777f546e83045fba4b5e95c20c32bb89de3329eab518cc515b77843c78571
PDF
Publication page42d1ab2d4372d94fcacca142ce811274dbf54e4b2b58c3024a3855514d079552
Manifest49ff7be82231c90a97a5dd31b17a82ef1bb591dc685fdcd1f35b50db84e0c338

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatured9LYGIBdHHHb+GaIFUuCxzJy48o8nmhi9KtsDlLI9Fbv8ALWLN/V9rTC2JjRzdXM4nJIqqhx3/pCvpNKYAdHBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:33.088765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032205
observed 42d1ab2d4372d94fcacca142ce811274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.072002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032205/manifest.json
observed 49ff7be82231c90a97a5dd31b17a82ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.054625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032205/publication.md
observed 82b777f546e83045fba4b5e95c20c32b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:33.034564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032205/publication.txt
observed a65e962bad3ee3034f3297f4861c62df...
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 archivePending 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 packagePending Custody packages are produced weekly.