OpenTechnical

OT-2026-000041654

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000041654) never changes.

Identity and time

Publication numberOT-2026-000041654 · never reused
Internal UUID01a0ae79-e8a0-7514-ac3f-49644f9ae320 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041654
StatusPUBLIC

Content hashes

Canonical text0d0e9c64e3d73cbc3a0ed957bf162479904299f9e61d92666f32a5704b0fde51
Markdown0ab7b1194f996c557115f2efa02830569da55df1ac042939ac25aee86f32dd24
PDF
Publication pagefd5b2791e8421c812da1d9022ab7ed304b89a557e850a0752658bd60fd0d255e
Manifest6d689f3a89275679336ba69be895031c96e81c66fec682d54975c402529dbb16

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
SignaturedqnUmLXgHyV52PMTT5U4lPSesX3q92HOZUR1qhQZPDgkFL9DRd7UWRj1JJYqZtlQdpdTcsVzpL6ReI0WIswjBg==
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

2026-09-17T11:16:27.482192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041654
observed fd5b2791e8421c812da1d9022ab7ed30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:27.465297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041654/manifest.json
observed 6d689f3a89275679336ba69be895031c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:27.446860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041654/publication.md
observed 0ab7b1194f996c557115f2efa0283056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:27.427085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041654/publication.txt
observed 0d0e9c64e3d73cbc3a0ed957bf162479...
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.