OpenTechnical

OT-2026-000038323

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000038323) never changes.

Identity and time

Publication numberOT-2026-000038323 · never reused
Internal UUID01a0ae78-2d51-731a-a65b-597f61bf9d22 · 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-2026-000038323
StatusPUBLIC

Content hashes

Canonical textc4e3eb6f361b883f67b50950e89dd4cd61d233f4fb80444a082fd837662dd993
Markdownb8df4a773cb6240b3567dc0c5745a1d890c616033fcf0cbe1455fcbd1781d60e
PDF
Publication page7965e73195ad7aa4fc4ab0b7219772050c8279bd6528edd14cd33ee47eb2e930
Manifestf348f05c5f689b85fe912ec7613fb9b920dcae651db7b43d4b6a6581dd1ec97f

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
SignatureMeeQUq87r/ksgx9KnuvGPODSC1jU+EZQNzo13pFZRrdrPT+EqTL7eUq3leCqVOoctsmRye1Il32fr39czC5eBQ==
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

2026-09-17T11:22:30.180409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038323
observed 7965e73195ad7aa4fc4ab0b721977205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.161812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038323/manifest.json
observed f348f05c5f689b85fe912ec7613fb9b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.142780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038323/publication.md
observed b8df4a773cb6240b3567dc0c5745a1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.124507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038323/publication.txt
observed c4e3eb6f361b883f67b50950e89dd4cd...
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.