OpenTechnical

OT-2026-000010300

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000010300) never changes.

Identity and time

Publication numberOT-2026-000010300 · never reused
Internal UUID01a0ae6b-cb7b-7a69-90ed-f39e9cbe5bc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010300
StatusPUBLIC

Content hashes

Canonical texte7bdeb523546bdb84bc7d58c7a304d1a98ab192a7730b0f64d1609b2a7f19ac8
Markdowne70106ebf48d7247d565733aff023f04222b378658e60bf72c5edd21160569f1
PDF
Publication page039d7590feaf512053df1d138570159fe18de4c36e1aa6857f3ecd32990b43cb
Manifest169ce618021bcc40b9d580d172222878f48f6cc3da378991fb6756456d701f3d

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
Signature8ynXVp7unk5TLrS1M1XLNRoDxwwOwturTFbsRNH4bY7ZTC0V4QT4sMyGxeEK1TBGAA2sVV+JcCcG0cznUO7uAg==
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

2026-09-17T12:16:31.926613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010300
observed 039d7590feaf512053df1d138570159f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.906924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010300/manifest.json
observed 169ce618021bcc40b9d580d172222878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.887710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010300/publication.md
observed e70106ebf48d7247d565733aff023f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.869406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010300/publication.txt
observed e7bdeb523546bdb84bc7d58c7a304d1a...
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.