OpenTechnical

OT-2026-000038577

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000038577) never changes.

Identity and time

Publication numberOT-2026-000038577 · never reused
Internal UUID01a0ae78-2d54-7fc4-9d9c-2b8c4f6e64ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038577
StatusPUBLIC

Content hashes

Canonical text08f4546c9e007eaae905a806fe0d2d2c21798dbee373f389d0c7e9374233c3b8
Markdowne68118f2c40cf78a02965b5866da7dcf4cb509f8d9873d2883db066db59cb25c
PDF
Publication page970b2e6930e49f679cb31d520e95c398b6a6d93b720afbd2ad79729049199496
Manifest28bf0ebda6ed617c40ba3c8a8c669afd28695e0aaf3b8770ce53c52d79ecff31

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
SignaturetDElTPu61RiIYPW7JbfLUWSnJ5HW3t/GRrta9F8klpwlwnP9r6WdXljjVd2OF3u1I98lp5AOCHUDIa5cjrW9Dg==
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

2026-09-17T11:22:51.139586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038577
observed 970b2e6930e49f679cb31d520e95c398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.121242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038577/manifest.json
observed 28bf0ebda6ed617c40ba3c8a8c669afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.103722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038577/publication.md
observed e68118f2c40cf78a02965b5866da7dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.084373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038577/publication.txt
observed 08f4546c9e007eaae905a806fe0d2d2c...
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.