OpenTechnical

OT-2026-000045099

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000045099) never changes.

Identity and time

Publication numberOT-2026-000045099 · never reused
Internal UUID01a0ae7c-f768-7b1f-8dba-e06c70508595 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045099
StatusPUBLIC

Content hashes

Canonical textaa16ce24e00a42cf125646240f140b76e3f9e380c30f00c28cd40dfaf80bb36c
Markdowncc1a975b90239075a0d93d31bdbc678df6acc95c7762904bea6668096bcc1776
PDF
Publication page43f408c6593b73f78b8eb77c2a0127fb4dff575079d7d6eec41feca27fa7d438
Manifestfb03ffef797db8ae8130177a2a61cae9f1b450d1513202372dcae4205a4f3106

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
SignaturetwAq9rYtZaxMzL+tGbyS41PzUqYT/mVsb5uEcS0QZ7JvX3Bumj3+Mk2kNL5LKtNjlLv4ZF38N9mG6JtRLsIMBQ==
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

2026-09-17T11:10:14.017601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045099
observed 43f408c6593b73f78b8eb77c2a0127fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:13.996057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045099/manifest.json
observed fb03ffef797db8ae8130177a2a61cae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:13.899069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045099/publication.md
observed cc1a975b90239075a0d93d31bdbc678d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:13.875009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045099/publication.txt
observed aa16ce24e00a42cf125646240f140b76...
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.