OpenTechnical

OT-2026-000084562

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained 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-2026-000084562) never changes.

Identity and time

Publication numberOT-2026-000084562 · never reused
Internal UUID01a0ae98-e25b-72c8-9b67-11d2753d4ac5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084562
StatusPUBLIC

Content hashes

Canonical text70e3bd8d88ab61ad8c39fbd831fc88fb3d2fb9e7a84946c289c39bd606681c14
Markdowna7ca3aae7a372636c88bf6ef741d878dcb79b87798f7738db2cb30cb756ad019
PDF
Publication page87cc2a51cb033b38ed02000d8e957f56d0b398be141ae92424871a452b045e18
Manifestbc341373751eda5b2a05de14b9ec01841526c9c5aad6510b5122db1a12c4cfbe

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
SignaturelKRvYC1OT4nyHuogTbLzFmpAjvkGf6skpQs3sEn5PS4eR5g0/+hF1CdcdKdCrJbscpVB1xzim77IXLeqOxfGDA==
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

2026-09-17T09:55:27.405717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084562
observed 87cc2a51cb033b38ed02000d8e957f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.388287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084562/manifest.json
observed bc341373751eda5b2a05de14b9ec0184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.369148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084562/publication.md
observed a7ca3aae7a372636c88bf6ef741d878d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:27.351124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084562/publication.txt
observed 70e3bd8d88ab61ad8c39fbd831fc88fb...
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.