OpenTechnical

OT-2026-000032070

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000032070) never changes.

Identity and time

Publication numberOT-2026-000032070 · never reused
Internal UUID01a0ae74-bad3-793e-8dca-946164b38b94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032070
StatusPUBLIC

Content hashes

Canonical text9008bab34c35f1038d191d237a01f8f836b7dc252d830cf509d949b3cf35b472
Markdown4c37d84f0b027a9d0b3cf9f56fac6cb85cc48fa7df3c7921144d5f216ff2a945
PDF
Publication pagec8c2cffb48b8f4a2fd0d72d33d3680809d16e9722ca7fb287970fc125c684cf7
Manifest9c11a1e824bacbba462b2786de54708364381eef90b807bd8f1b5fe526fb61ea

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
Signatureo+ZotDU+GI0yLR8VR76ySo+mXtiNIrn/dbdJuQWUSHETAhOKiG380D+PSSRk4yVS8V/DFnIPSV9edE97fX1nDQ==
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

2026-09-17T11:35:29.426859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032070
observed c8c2cffb48b8f4a2fd0d72d33d368080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.409437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032070/manifest.json
observed 9c11a1e824bacbba462b2786de547083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.392437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032070/publication.md
observed 4c37d84f0b027a9d0b3cf9f56fac6cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.374361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032070/publication.txt
observed 9008bab34c35f1038d191d237a01f8f8...
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.