OpenTechnical

OT-2026-000071337

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000071337) never changes.

Identity and time

Publication numberOT-2026-000071337 · never reused
Internal UUID01a0ae91-e0ec-7731-9390-7d0a748b2b7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071337
StatusPUBLIC

Content hashes

Canonical textdd1b3b47e139eb2bb2d0a5384fc630a1533cceba355db13c3ad641647827a783
Markdowncdf5c7b8ca6cdafcdc109b3f1696d41cb14b18cb771cff448a481763cc6460e7
PDF
Publication pagec66b39e6ef855f26554f1e3e1462eff1154c8fde660189685acfbadec5f746b1
Manifestb47bbf10097d80d6955247fe13e0ba2154cc829ab79232b1c00b5ea3ab87d536

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
Signatureh/ZZGEb344QKGJA8dgYund3KKexDrCZAsN0RJ4W99pUUOJHYwPuFxsTdbZPYPM+yXg9z/oNF9SFpzfOIQEO5Cg==
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

2026-09-17T10:24:56.186664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071337
observed c66b39e6ef855f26554f1e3e1462eff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.169476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071337/manifest.json
observed b47bbf10097d80d6955247fe13e0ba21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.151188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071337/publication.md
observed cdf5c7b8ca6cdafcdc109b3f1696d41c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:56.135091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071337/publication.txt
observed dd1b3b47e139eb2bb2d0a5384fc630a1...
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.