OpenTechnical

OT-2026-000036670

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line 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-2026-000036670) never changes.

Identity and time

Publication numberOT-2026-000036670 · never reused
Internal UUID01a0ae77-46e8-74b0-9c5a-679a17a9a71d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036670
StatusPUBLIC

Content hashes

Canonical textcc74de41ce53d4cf84871a3f2decd88aa4d5877c69242c30e317207df89624c4
Markdown71162aa9167eff32fcb71bf32f5604db1c349b686105fa4289757ea158be285a
PDF
Publication page29544c0779f630983e92121c867def2268c57d3822131662f9b12f4f7cb794f1
Manifestcbfd3b979faaf594d239ab9ef8474cfa7f3e5948d95b0e542317723a110d4125

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
SignatureX68v20Z+xoT2YNUSEiQsV/ektQMaO62AAKgtNXrPtsFp5/aSZF7KXOOlFxbl/vsuZW5cfNbtTOHQ8XeSqBjkCg==
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

2026-09-17T11:26:01.403123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036670
observed 29544c0779f630983e92121c867def22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.386923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036670/manifest.json
observed cbfd3b979faaf594d239ab9ef8474cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.369689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036670/publication.md
observed 71162aa9167eff32fcb71bf32f5604db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:01.352577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036670/publication.txt
observed cc74de41ce53d4cf84871a3f2decd88a...
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.