OpenTechnical

OT-2026-000066679

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000066679) never changes.

Identity and time

Publication numberOT-2026-000066679 · never reused
Internal UUID01a0ae8e-ce42-72e6-8b46-765a809a9ace · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066679
StatusPUBLIC

Content hashes

Canonical texte6ae576df7e284f69703c5e382d7c139d6da99ede831266c7719435144e9e46c
Markdown1a49ee768b19fb11c2746514dcb7b6146bf21226e3e7074f0d69b60e13401017
PDF
Publication pagee17f6819b853d20e61c0706367121ce8b0a98f4dafbe5e89e56963bbdc66a022
Manifest7af3b60fdf2cb956d451014783ab6f45c1485d481a28be5339cef9716566b791

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
SignatureFrIIRybz3kHK/0aQYkh0tkeQDhTbpna00mL/HoJIGSv9p1G36t/sIFSdWTgTaVz+nKo4VaMmvg5Ynw/gSj5NBA==
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

2026-09-17T10:33:04.511460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066679
observed e17f6819b853d20e61c0706367121ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:04.492098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066679/manifest.json
observed 7af3b60fdf2cb956d451014783ab6f45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:04.474532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066679/publication.md
observed 1a49ee768b19fb11c2746514dcb7b614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:04.456087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066679/publication.txt
observed e6ae576df7e284f69703c5e382d7c139...
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.