OpenTechnical

OT-2026-000048168

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000048168) never changes.

Identity and time

Publication numberOT-2026-000048168 · never reused
Internal UUID01a0ae80-4de2-78d3-b6ac-52d3914da531 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048168
StatusPUBLIC

Content hashes

Canonical text014e1fce12a92c64b9c4c55c8e4aca1b6cdf03450e6d737b04613b9890720a51
Markdown109da26a7259886a6441ae728fe5d34f91773219ba37785093aba01b8413bbda
PDF
Publication page385492f2fe353f945768db6390adf673784914ca94a1f0ba22f3ba034f262701
Manifest0b8c7207fc08003a0d8b533c0fe8fbf62b1f6589a7a4c4ba9c8f727e8f0447de

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
Signatures38AXbERh+Jh0ZYv/IjTdLAx+Otvpe+LjgCLCcCrzPc5bPDXC9AfggsCYP8V36xxt7XPSj/ydPzhMvm7d3uICQ==
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

2026-09-17T11:04:42.088882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048168
observed 385492f2fe353f945768db6390adf673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:42.070635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048168/manifest.json
observed 0b8c7207fc08003a0d8b533c0fe8fbf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:42.051379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048168/publication.md
observed 109da26a7259886a6441ae728fe5d34f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:42.032597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048168/publication.txt
observed 014e1fce12a92c64b9c4c55c8e4aca1b...
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.