OpenTechnical

OT-2026-000020006

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000020006) never changes.

Identity and time

Publication numberOT-2026-000020006 · never reused
Internal UUID01a0ae6f-1fb7-7465-9875-b1b8b9dc8bb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020006
StatusPUBLIC

Content hashes

Canonical text80bfc3069ce7e6155109697d66fba90398569a71b7a239a93f886b8921aafa4b
Markdownd1121c13661e6b0e48c46e6fc19675bb3f8de62868663e81dbcd2a9d3060cb7c
PDF
Publication page03bdb9e9b8eeb02f711770ed5e47cecaf71331b37eddfc455f318455290a5a50
Manifest3923f613d0e46a14f355bdf36f455ad05112f5636526f2c0d63335661dd66157

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
SignaturebzSlVTnZjtdG1fbLl5ZX+wJW3wNSa760eax8nVjWmYEayIgKuEnXbPC6aIRJccM+LqaA1ZgH9WDNuUqm5UJbAA==
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

2026-09-17T11:58:15.314058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020006
observed 03bdb9e9b8eeb02f711770ed5e47ceca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:15.295097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020006/manifest.json
observed 3923f613d0e46a14f355bdf36f455ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:15.276731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020006/publication.md
observed d1121c13661e6b0e48c46e6fc19675bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:15.258498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020006/publication.txt
observed 80bfc3069ce7e6155109697d66fba903...
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.