OpenTechnical

OT-2026-000034179

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, 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-2026-000034179) never changes.

Identity and time

Publication numberOT-2026-000034179 · never reused
Internal UUID01a0ae75-df0d-76d7-923c-c6063413669a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034179
StatusPUBLIC

Content hashes

Canonical text88d623c60e41379c66eeed790eeb093f89ca6291a87801ca4234b1628fb11656
Markdown9c9fc3f2cabb8fa83f632f62e255da0253085a538654545b486fc3fe36e6b731
PDF
Publication page89869786019cdee2d89a067ae8caaf9eb52c36854a4c6d7e80c64e73cbba8e7e
Manifest302bb09a92027fdae281c85e89e39e6b38c992af227077c241d62908448448c8

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
SignatureBMa8AjhbM3F9ORVLLC1bLFO48AHZ0CwNaNYw2+gpNwTR4W7zXF+MhTv9NsgvzH9YyHTocIscodsm6Bwq1DFVAA==
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

2026-09-17T11:30:42.661991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034179
observed 89869786019cdee2d89a067ae8caaf9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.643683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034179/manifest.json
observed 302bb09a92027fdae281c85e89e39e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.627012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034179/publication.md
observed 9c9fc3f2cabb8fa83f632f62e255da02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.607177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034179/publication.txt
observed 88d623c60e41379c66eeed790eeb093f...
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.