OpenTechnical

OT-2026-000040397

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000040397) never changes.

Identity and time

Publication numberOT-2026-000040397 · never reused
Internal UUID01a0ae79-2701-7c58-a8f6-ba6d2b31161b · 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-2026-000040397
StatusPUBLIC

Content hashes

Canonical text445f33f36782e233ee41abb5bbeeb77c74aea6b5ed72f4e219169f6722d43fc3
Markdownb1aef8d5af3319946886ef4b26bcb061a810b8a47bde2d0644b94dd586bc5d74
PDF
Publication page1d641feba75b9e440b145bf0ec98ad0363d09468f1f05c2ea13e54abc5560252
Manifestc6b2621d5cf348c95d0dbfb20f370341f116cd95c5df6630b85413b64697778e

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
SignatureJ62w3XgH3QemOwwxHlVM39fFD7uvVU9k0mIZd0vvsDaMxoW+P3aJfdcw2zrO9iUdsNz5okUH5T1QCq3ea9cVBw==
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

2026-09-17T11:19:25.593400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040397
observed 1d641feba75b9e440b145bf0ec98ad03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.574984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040397/manifest.json
observed c6b2621d5cf348c95d0dbfb20f370341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.557989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040397/publication.md
observed b1aef8d5af3319946886ef4b26bcb061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:25.541282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040397/publication.txt
observed 445f33f36782e233ee41abb5bbeeb77c...
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.