OpenTechnical

OT-2026-000045856

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000045856) never changes.

Identity and time

Publication numberOT-2026-000045856 · never reused
Internal UUID01a0ae7d-8f06-7b0e-82e7-9c36298811f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045856
StatusPUBLIC

Content hashes

Canonical textda5c9c6931598a19af8bad36e59d8de25cfbea6bac28061d78d45ac834057eb1
Markdowna61f3ce398aff7fc294402ff1ea643adca70008064b86664fe3f9950e1896c19
PDF
Publication page8ae8e9c18370abdfb97ad04885c172caa21cae8df2557568f5a53d3de3ad13b6
Manifest122a1ae6f8aeb4a2a8e652cea9750ede5e16f6eb6bb4590b3809a7412c7c671b

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
SignaturetD52l9iPl6AatTXoLC9f41SVL7bdbUqU7iwzDGmzIJ9WZrFF59sS9JFdsrUmAXv22GJg+dQhnUIQoM9aa+XAAg==
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

2026-09-17T11:09:44.312889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045856
observed 8ae8e9c18370abdfb97ad04885c172ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.294459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045856/manifest.json
observed 122a1ae6f8aeb4a2a8e652cea9750ede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.275154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045856/publication.md
observed a61f3ce398aff7fc294402ff1ea643ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.256513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045856/publication.txt
observed da5c9c6931598a19af8bad36e59d8de2...
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.