OpenTechnical

OT-2026-000034570

Publication integrity record

Foam pad vacuum gripper, pump fed, 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-2026-000034570) never changes.

Identity and time

Publication numberOT-2026-000034570 · never reused
Internal UUID01a0ae76-1ed0-7e6a-badf-817da50ad8b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034570
StatusPUBLIC

Content hashes

Canonical textbb155bdd2f747eb07fb824d3aa1f8534e642aa4de24a7e6b5d88411d7c7e3d83
Markdownbc9f77af157d1e039c3caf1a6c1f4720cba19f9b6796263861a0ae1df259c8e2
PDF
Publication page912a679b56307220ada60f63a7bbed008bb611dbe3015af75d985dae0d24dd85
Manifestf982e9cc514189b71a9849a1365d918d754192521bb3279d320581220e9b02e3

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
SignaturerGo8B6no0Nubi+4iW2pwSSF6JVyPMLrp8d8cPAuMmBGyRATbzDBwGDf3VBoGn1zHWvW00xLH+151Yi1nIaElDg==
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

2026-09-17T11:28:56.238221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034570
observed 912a679b56307220ada60f63a7bbed00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.219057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034570/manifest.json
observed f982e9cc514189b71a9849a1365d918d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.195932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034570/publication.md
observed bc9f77af157d1e039c3caf1a6c1f4720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:56.176870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034570/publication.txt
observed bb155bdd2f747eb07fb824d3aa1f8534...
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.