OpenTechnical

OT-2026-000017584

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000017584) never changes.

Identity and time

Publication numberOT-2026-000017584 · never reused
Internal UUID01a0ae6e-76ca-768e-80bd-f94835eba878 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017584
StatusPUBLIC

Content hashes

Canonical text27315a4e943b842091021688ea809197c3ac6a48b3fc2368f7b647ef71fa7df3
Markdownd467f08977317f601b2c5e4eb82cc41544b7127f704f6a49953be3e45d8166e7
PDF
Publication page82b3bd1f9d911cb49e84caad2cceb7b1e509a2fab6abc788b36c2e361cd0355d
Manifest1b0ed81562a3578b8eabb07d5333c063585f1ceaaf37396b7784bf037851c257

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
SignatureD14OFC1Z9D5WO+pgwP3b+ozE2JOq7P77ydXHnWjXGJJwwcl+Vng95RHnAslMRO3ZF2V61UXqVBfPjJFpoA5RDw==
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

2026-09-17T12:02:45.608805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017584
observed 82b3bd1f9d911cb49e84caad2cceb7b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.591651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017584/manifest.json
observed 1b0ed81562a3578b8eabb07d5333c063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.573713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017584/publication.md
observed d467f08977317f601b2c5e4eb82cc415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.554938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017584/publication.txt
observed 27315a4e943b842091021688ea809197...
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.