OpenTechnical

OT-2026-000039586

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000039586) never changes.

Identity and time

Publication numberOT-2026-000039586 · never reused
Internal UUID01a0ae78-d8d3-79f3-b6ab-a2af715c103d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039586
StatusPUBLIC

Content hashes

Canonical text79408cba35e9887e8f5ac657287fec8e5c6484d81cedaa7ae2a733f8f699b9ab
Markdowna64383a26f559fc8bacb7349e91887a1ccc9253cb531a4d6fd3449b815deab65
PDF
Publication page6e0acf81988d0c93e32c46d58fa1ca55eb0b521becad580bc5aa61ce62f2a01f
Manifest5a55d2f9117e60513a96cde5ec9860b624c4197598ec1279a0d3d6f92e37a121

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
SignatureBA5Apcr1ZN86xNY9IUIBSMWBk4E93j4bL2vm1ebBICeflExETKNtG8z432CN4YZfiytaHuecfBveaoDvqaqcDg==
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

2026-09-17T11:19:44.679702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039586
observed 6e0acf81988d0c93e32c46d58fa1ca55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.662102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039586/manifest.json
observed 5a55d2f9117e60513a96cde5ec9860b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.643341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039586/publication.md
observed a64383a26f559fc8bacb7349e91887a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.625424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039586/publication.txt
observed 79408cba35e9887e8f5ac657287fec8e...
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.