OpenTechnical

OT-2026-000045102

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000045102) never changes.

Identity and time

Publication numberOT-2026-000045102 · never reused
Internal UUID01a0ae7c-f768-7d46-a9f6-fc17cc49045e · 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-2026-000045102
StatusPUBLIC

Content hashes

Canonical text7a28614ef356a72f2abb519015536f3fe05ed053db0290916a56db5ebfcbf20c
Markdown2dc65fed103042d3f60b4ed60244717401804e9d0b726a13f43736b27399fefa
PDF
Publication page8871e9f65088db92a056c4cc40d9863ab9a06bacb7629b486c414b2179d69f00
Manifest2c02e7bebc917353deae896be8f8209e145c4200e69e5bd8e357e2a451640766

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
SignatureMr+PwPM7MWv5UTeqE2J7mqJ3AYJkQuM9/4WizQegTEPMfanEinX6OFqSyUIeN+39VD45o+ijrfneSGB1uMsyDw==
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

2026-09-17T11:10:14.343234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045102
observed 8871e9f65088db92a056c4cc40d9863a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.320142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045102/manifest.json
observed 2c02e7bebc917353deae896be8f8209e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.301713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045102/publication.md
observed 2dc65fed103042d3f60b4ed602447174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.281176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045102/publication.txt
observed 7a28614ef356a72f2abb519015536f3f...
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.