OpenTechnical

OT-2026-000018050

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000018050) never changes.

Identity and time

Publication numberOT-2026-000018050 · never reused
Internal UUID01a0ae6e-96fd-7a41-a88a-17144a7aba5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018050
StatusPUBLIC

Content hashes

Canonical texte675492385234b35b083b350d3eb9099d7e4b06dd91c9e28e8625ea80f9c57b6
Markdown642cfc2076ad938b1d1b6a1908d7d71654c74516d3ab49bc536dbdd890ad2fc7
PDF
Publication pagee79b361e4491d31091a89ee7f037ea9e2f62d7c0674086db6e30b5d4edf63094
Manifest60f6e1c573564aa3a187c7d6dabb8071d3514af4d4385e9f63e109fcb5c3cc5e

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
SignatureOzFcXQmPjrnBxzLAo9BrgIbqxyHvFb7Pk4EQfLzvPS+U8Xl3FwBeD4p070BLMmsrbe3cKKqsNAftZHYIHzoCBQ==
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

2026-09-17T12:02:05.205560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018050
observed e79b361e4491d31091a89ee7f037ea9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.188461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018050/manifest.json
observed 60f6e1c573564aa3a187c7d6dabb8071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.171804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018050/publication.md
observed 642cfc2076ad938b1d1b6a1908d7d716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.152717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018050/publication.txt
observed e675492385234b35b083b350d3eb9099...
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.