OpenTechnical

OT-2026-000063374

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000063374) never changes.

Identity and time

Publication numberOT-2026-000063374 · never reused
Internal UUID01a0ae8c-f944-7ca7-9cbc-c09595049334 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063374
StatusPUBLIC

Content hashes

Canonical text7f7e81c5bbd1869979e3af160c96960a9cd073ffce0dc6d8b926689f4ebd519c
Markdown4e179626a55517800dae9dcf2a767beac0240aecb06e1db5e3e192e9c39104c0
PDF
Publication pagea0b46c51575fb4ddb955c6cfc5815618a6fe4fbac53a43604faadddb1be7f856
Manifest8efad3a964f3c4ff4409f98aaea0d4af19abb6bd0061ad3d9378cbbc01f2f837

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
Signature1JMPuhWqgdDPQj3q+L2jqh0liGgymTVykoIsPdjtZjIJN0DJLK3kaVj6H5LAf5BdTPhTPorAZ1llywNVjmPWAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:16.959429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063374
observed a0b46c51575fb4ddb955c6cfc5815618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.938387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063374/manifest.json
observed 8efad3a964f3c4ff4409f98aaea0d4af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.917793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063374/publication.md
observed 4e179626a55517800dae9dcf2a767bea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.895911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063374/publication.txt
observed 7f7e81c5bbd1869979e3af160c96960a...
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.