OpenTechnical

OT-2026-000066795

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000066795) never changes.

Identity and time

Publication numberOT-2026-000066795 · never reused
Internal UUID01a0ae8e-ce43-708a-966f-8d2d10ca123c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066795
StatusPUBLIC

Content hashes

Canonical text3857beda3bef73765a784df657093b52b2d123fda8197bf83156ddc86046a682
Markdown28a2a343dea19ebea122281ad6c720114e6da32901b84c0813ac63b23b7dec07
PDF
Publication pageecef3ced96c5bb81a05a44df539a33b8b6e0b58ab237d9f5b1a71eecf8c4851a
Manifest579994e83198538109cb0c5325e1bc4baf075eb58d3c896f1c989308fcf1ada2

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
SignatureV9L4rGOXuUXjpvFr8XhLcfo5ApaaOCyWOmFpkFXVac7jQJTiBInH1QPCtyjeLNl5bFLcbvYzfyS/7zyF3iVLAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:13.230146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066795
observed ecef3ced96c5bb81a05a44df539a33b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.211722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066795/manifest.json
observed 579994e83198538109cb0c5325e1bc4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.193825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066795/publication.md
observed 28a2a343dea19ebea122281ad6c72011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:13.174519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066795/publication.txt
observed 3857beda3bef73765a784df657093b52...
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.