OpenTechnical

OT-2026-000073160

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000073160) never changes.

Identity and time

Publication numberOT-2026-000073160 · never reused
Internal UUID01a0ae92-efb6-7be7-8b52-8e3a4a8b34f3 · 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-2026-000073160
StatusPUBLIC

Content hashes

Canonical textc49df020ed328d54531cdaeddec59426faebe5b300d6aec997ff4c90ec095859
Markdown713bdf6d2b6c0f4bd2634ddeb02ca10ceda39c829dcfec7e2d06f8634c8ac427
PDF
Publication page0d01ebbdb62195d095c0e4fee3513ad594bad25995b4fc77be8dd691b824ff7c
Manifeste83c0a7332862dd98e1c7de1659fe011d12cdc36a369ac61ddde366b2e5b5184

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
SignatureoMVHnvAV9bAmugkrfUKzZTPCpMorTsokqg89OkN/UzNT0efbSbvg8kY+4uH0M8VoncbgDzT94++G/Q9tsu17Cw==
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

2026-09-17T10:21:06.186605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073160
observed 0d01ebbdb62195d095c0e4fee3513ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:06.167757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073160/manifest.json
observed e83c0a7332862dd98e1c7de1659fe011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:06.149507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073160/publication.md
observed 713bdf6d2b6c0f4bd2634ddeb02ca10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:06.130220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073160/publication.txt
observed c49df020ed328d54531cdaeddec59426...
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.