OpenTechnical

OT-2026-000039155

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000039155) never changes.

Identity and time

Publication numberOT-2026-000039155 · never reused
Internal UUID01a0ae78-9673-7656-af50-b4b0c33074cd · 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-2026-000039155
StatusPUBLIC

Content hashes

Canonical textb8540744fcc32eda2441374389abb6c77ddd32c01898d940f081f6908bcb184a
Markdownda5cbe34e969fb87963afb4cfd18fcc6dc24586befc4183b954c3c05400ae075
PDF
Publication pageb98389aa275353ed6b68bc144b557720004027e62d635b125d1d71b939f8a935
Manifest27fb59db75d6dcb9f79e96b763fb1bfdc32c7369a9c0ba5b91111938279d7e7e

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
SignaturejWzXbStscrjFPntmbIKA9E00df2zs+Db8ueQ1E/bWZ2kWfhOmFFbFa7zpUNGmhEfsRsszgVobiGiDQCbA/9LDQ==
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

2026-09-17T11:20:40.261301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039155
observed b98389aa275353ed6b68bc144b557720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.242934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039155/manifest.json
observed 27fb59db75d6dcb9f79e96b763fb1bfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.226527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039155/publication.md
observed da5cbe34e969fb87963afb4cfd18fcc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.209777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039155/publication.txt
observed b8540744fcc32eda2441374389abb6c7...
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.