OpenTechnical

OT-2026-000073358

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000073358) never changes.

Identity and time

Publication numberOT-2026-000073358 · never reused
Internal UUID01a0ae92-efb8-7ce2-b596-868b6994d065 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073358
StatusPUBLIC

Content hashes

Canonical textfef661b7e664181aae189965921bef85cc7bfc7176b470bf4521a4b959061863
Markdowne2cf84d4207588b854b7d68e6b25246af49630612ec4e61ad879ae8f36addfb8
PDF
Publication page4d201e18ff2fe70c3d469a03c808f8008749fa447d1c702fde6877bfab958937
Manifestc8a0e5bd24eca1a05dc7255614eee750c85a73115bf083eabae9b5533e642133

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
SignatureLRMSm0kAVidkxXdbvHLy8QHQL9DeumGlAZHRLAa57sRChtPcuo5DpXBB4zHP3Lpsa9lnkwRgHbFmzYum0Zm1Cg==
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

2026-09-17T10:21:23.155583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073358
observed 4d201e18ff2fe70c3d469a03c808f800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.136896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073358/manifest.json
observed c8a0e5bd24eca1a05dc7255614eee750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.119354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073358/publication.md
observed e2cf84d4207588b854b7d68e6b25246a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.101906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073358/publication.txt
observed fef661b7e664181aae189965921bef85...
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.