OpenTechnical

OT-2026-000039189

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000039189) never changes.

Identity and time

Publication numberOT-2026-000039189 · never reused
Internal UUID01a0ae78-9673-76b4-b707-af6ced66de68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039189
StatusPUBLIC

Content hashes

Canonical texte346d2710cbb51914adced804e55d70f5b586faebc4c17e026e5149ca1351e10
Markdown9693ff8cfaf2752151b0fb602d6874e3aa9fc19a3f3db69bb46846146befa046
PDF
Publication page38bca725d86c568481a8103e46ec80510fff47069d26bb6084a579771138cac4
Manifest5c36ca03493f212d00473e1983814340aa3e970ee44dab9bb553167147b351ba

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
SignaturedNOy5bkglmdqmQnikdE1npBGrE8uQaGJW3VbmWuXkjbaT/v2+OuGd7KFuT86xNuBK4Te+aLechPRdmFZJk74Ag==
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

2026-09-17T11:20:43.387866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039189
observed 38bca725d86c568481a8103e46ec8051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.372683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039189/manifest.json
observed 5c36ca03493f212d00473e1983814340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.357265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039189/publication.md
observed 9693ff8cfaf2752151b0fb602d6874e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.340409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039189/publication.txt
observed e346d2710cbb51914adced804e55d70f...
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.