OpenTechnical

OT-2026-000059190

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented before 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-2026-000059190) never changes.

Identity and time

Publication numberOT-2026-000059190 · never reused
Internal UUID01a0ae89-8613-7ad8-b420-30f74fc8c286 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059190
StatusPUBLIC

Content hashes

Canonical textbff8c8efe59caf4ea76607d13b86cdbed7a798609d317266e82cf31aae87ecaa
Markdown0125ebb7dbe5477a9553276f911f8f4706a6d14d2d3684c1d2ea73faee74cc53
PDF
Publication pagee800a8f266d7de65c71d4a467837af20af62544ad8945feabdee77da3ad2690c
Manifest7ed4c046dc72b28aa79142f084ad1b9ea2ded4b6631d2556ef0f4fa4b89067ed

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
SignaturejzRDZtEc5bvEa/Ska/SdM12QcMvg1isYoYtG0X0onHBarF2ARh7fRpOBlInFZeIujH3nXeXVBF5ZXSKfU9LtBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:09.085535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059190
observed e800a8f266d7de65c71d4a467837af20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.069310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059190/manifest.json
observed 7ed4c046dc72b28aa79142f084ad1b9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.051884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059190/publication.md
observed 0125ebb7dbe5477a9553276f911f8f47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:09.035296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059190/publication.txt
observed bff8c8efe59caf4ea76607d13b86cdbe...
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.