OpenTechnical

OT-2026-000040337

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000040337) never changes.

Identity and time

Publication numberOT-2026-000040337 · never reused
Internal UUID01a0ae79-2700-734f-939f-9d45f982387e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040337
StatusPUBLIC

Content hashes

Canonical textc0f682788c13aed8aa5aab5f692b55acb9ed902f8797beacf6566e933ebe0d18
Markdown996bc92b6395d77cc526c3f77d125865b62b075897371f8bde0ff952301a2468
PDF
Publication page7d8035d7fbe6a32f331aa071c6975335551c54787d0f22b0400f0f7202d304ee
Manifeste15065441da1646385f9e2d779be1e6693f8fafe0b4ac17f5bb20a9036f51909

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
Signatureu94pUvo7HcmDmAgJcE3TKdU4sUWZd1im7weQS0XRXF1+6r9PEEZuoNUC0lWvQMGUVNUUUJQ86IGwnLw9NqU8Bg==
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

2026-09-17T11:19:20.652167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040337
observed 7d8035d7fbe6a32f331aa071c6975335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.633401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040337/manifest.json
observed e15065441da1646385f9e2d779be1e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.615550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040337/publication.md
observed 996bc92b6395d77cc526c3f77d125865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.596496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040337/publication.txt
observed c0f682788c13aed8aa5aab5f692b55ac...
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.