OpenTechnical

OT-2026-000010368

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000010368) never changes.

Identity and time

Publication numberOT-2026-000010368 · never reused
Internal UUID01a0ae6c-0ee6-7d72-b73d-0bcb13a8bd5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010368
StatusPUBLIC

Content hashes

Canonical text6ebde9de8c16a3539415b90c9a0d41674e547351f3f8849ff6e2caf701a2fcdd
Markdownd0d5fb6b9cff7443b4415a548972690ae6b659902e06be298fb02fc8d04796d7
PDF
Publication pagea1c9e9be01566294c2d4c9faa591d6ca7e28abd5ce2014d33cb3bc758811b256
Manifestb33a956ac34f20f5dea574333e87f2e34844d835131f63abb89e75ec753c502e

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
SignaturecieB4dqLUbLTpQYZ9eqa9k3JBnyqPDntn7/duqoPh2gkJDNgdy+hXtfRzIURFXykuplWkFegPD0fBKFdhH6dBg==
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

2026-09-17T12:14:28.782549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010368
observed a1c9e9be01566294c2d4c9faa591d6ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.764114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010368/manifest.json
observed b33a956ac34f20f5dea574333e87f2e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.744925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010368/publication.md
observed d0d5fb6b9cff7443b4415a548972690a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:28.724704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010368/publication.txt
observed 6ebde9de8c16a3539415b90c9a0d4167...
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.