OpenTechnical

OT-2026-000038014

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038014) never changes.

Identity and time

Publication numberOT-2026-000038014 · never reused
Internal UUID01a0ae77-f88b-779d-b629-a0555ab24bb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038014
StatusPUBLIC

Content hashes

Canonical textaa6ed18a8c777015db72079b60b6c0479dfddb6e19cbdac9bd1af2feeee20ba9
Markdownd03be408ae1e06063847496c8d7909f6f4e1d9505508b4c9560e87069776c828
PDF
Publication pageacd4754a82a1587743d1f2cd4249cb8015393de78cafc8327fe9203c70511bd0
Manifest5ffe419a09fca83c33cafdd63f6d21e0b2a04ca5460e277f4167fae22cd03f9e

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
SignatureA5ujhWdfMZ8uvIlHMFFuABaOnhjc7kkskAa5uTkAStIPdbTob3gMmLRpaeiXbsIASwqfy4NiLKETIH98ET7TBA==
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

2026-09-17T11:23:19.226838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038014
observed acd4754a82a1587743d1f2cd4249cb80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.208714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038014/manifest.json
observed 5ffe419a09fca83c33cafdd63f6d21e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.187946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038014/publication.md
observed d03be408ae1e06063847496c8d7909f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:19.170474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038014/publication.txt
observed aa6ed18a8c777015db72079b60b6c047...
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.