OpenTechnical

OT-2026-000038329

Publication integrity record

Single cup vacuum gripper, single 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-2026-000038329) never changes.

Identity and time

Publication numberOT-2026-000038329 · never reused
Internal UUID01a0ae78-2d51-72b0-b273-6f3596ae625c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038329
StatusPUBLIC

Content hashes

Canonical text3b0c7ef6d7002863eac76a69a0675f6799a72cf8f17354e9af8041ecfba70f55
Markdownf3a5fc4c7a24d7e66a29833c99c32420c7ca9625220f3a651701c850a0771155
PDF
Publication pageb29245ad758a6774e8220db9a19e60897a033710bb49bd374e67b5770a943399
Manifest4d161f69054a1b949038edad6232dfef773ab02bbac8df1799901738ab58321f

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
SignatureL+/nY1BJXVAHui33LfMg8c23pPHa8XxMYDAELV4Mb8GiKqRaFesu95jn9O3ClHHC1/KO7kX3/ilZCq4L2M8HAg==
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

2026-09-17T11:22:30.662098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038329
observed b29245ad758a6774e8220db9a19e6089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.643410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038329/manifest.json
observed 4d161f69054a1b949038edad6232dfef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.624909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038329/publication.md
observed f3a5fc4c7a24d7e66a29833c99c32420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.607072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038329/publication.txt
observed 3b0c7ef6d7002863eac76a69a0675f67...
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.