OpenTechnical

OT-2026-000063758

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000063758) never changes.

Identity and time

Publication numberOT-2026-000063758 · never reused
Internal UUID01a0ae8c-f946-7e6c-ad52-09dd09b93d0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063758
StatusPUBLIC

Content hashes

Canonical text5bc2fc46ad409ec2e632a52b2fd30b719d6ef240e2a962e870b10557e370b93e
Markdowncce75cf02ab04e992a1c757ebf0fbac8c3ae1d523c0050de3c7a86649d0b15ec
PDF
Publication page8a31484899cf23e09c88b536aab6ae674fb1b93ef50223b360a79a96b668136c
Manifest3ce17639768e869d8ba27dbb74200cfa5d9f45ce5e5f453cd5da50cf7b0a94a4

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
SignatureWQHReEtNYSysnoNzc2SlLH82x/mVz7evjEybVJhj4I5wJAAAK+IOdxcLfIGIlyGnPWcGk1/3q3a/VYKd782VCw==
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

2026-09-17T10:37:53.726499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063758
observed 8a31484899cf23e09c88b536aab6ae67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.707531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063758/manifest.json
observed 3ce17639768e869d8ba27dbb74200cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.688507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063758/publication.md
observed cce75cf02ab04e992a1c757ebf0fbac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.670239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063758/publication.txt
observed 5bc2fc46ad409ec2e632a52b2fd30b71...
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.