OpenTechnical

OT-2026-000044023

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000044023) never changes.

Identity and time

Publication numberOT-2026-000044023 · never reused
Internal UUID01a0ae7b-d679-725e-aa00-32d8d212384a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044023
StatusPUBLIC

Content hashes

Canonical texte8adf8387c73e9b4b15eaf8237a5ed9c8c8c225c62ab54ce803dee8ee0abee81
Markdownf26f93dc99013f54b33fbd75be2911fc161d7c577f51f9958d3f064ef3a69134
PDF
Publication page72121bec64c0c02919d4ca5354cc3bdf3cd79def9ee9f762edf22f84767cb1b0
Manifesta77c1fd289df1e6c901e0b35b00eeaa32fc9e9a3b4c45699dc955a8591f8912c

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
SignatureJnfXes/UxMoaj/sz799BnqTjvJP/4EeCElgEkhG3l9hr4P2UxybFJl+aWEEqD8VuGnnewcCtLKxlVan44nOgDw==
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

2026-09-17T11:12:24.475480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044023
observed 72121bec64c0c02919d4ca5354cc3bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.453221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044023/manifest.json
observed a77c1fd289df1e6c901e0b35b00eeaa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.434691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044023/publication.md
observed f26f93dc99013f54b33fbd75be2911fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:24.414038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044023/publication.txt
observed e8adf8387c73e9b4b15eaf8237a5ed9c...
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.