OpenTechnical

OT-2026-000075986

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000075986) never changes.

Identity and time

Publication numberOT-2026-000075986 · never reused
Internal UUID01a0ae94-2a00-7868-889c-3fe85f754bb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075986
StatusPUBLIC

Content hashes

Canonical text797cbe2cb88c711139abfd686bd2804629350870557c9dee9b660a05203c4023
Markdowna549eb32292a13d2764f538127432043d9cb90742191a36ad22839e5856e3026
PDF
Publication pagea252cf7c4a9201529995844e5ff9f57f8652bc4edae529cec7a43bb05f34c80c
Manifest28075be5447344755b8b83721fcc64ca5709bd97606bb414e2773dd6f24bf3e3

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
SignatureGIiPIg8gsXMmNJtdBgfUym07Dh2yi2KKywxQGaue5tzJAzw2iMssPpnUl2ZTAyCy3t+1/AirurOaFE8OYBDqAg==
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

2026-09-17T10:20:13.898789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986
observed a252cf7c4a9201529995844e5ff9f57f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:13.880717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986/manifest.json
observed 28075be5447344755b8b83721fcc64ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:13.860804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986/publication.md
observed a549eb32292a13d2764f538127432043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:13.841649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986/publication.txt
observed 797cbe2cb88c711139abfd686bd28046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:02.314800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986
observed a252cf7c4a9201529995844e5ff9f57f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:02.298133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986/manifest.json
observed 28075be5447344755b8b83721fcc64ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:02.280988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986/publication.md
observed a549eb32292a13d2764f538127432043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:02.262048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075986/publication.txt
observed 797cbe2cb88c711139abfd686bd28046...
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.