OpenTechnical

OT-2026-000081066

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000081066) never changes.

Identity and time

Publication numberOT-2026-000081066 · never reused
Internal UUID01a0ae96-b976-7d90-bff8-d59750f6adfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081066
StatusPUBLIC

Content hashes

Canonical text482659aab262c8de7ee35357019d859c530179aa00da2a5d8f183121d97ddec9
Markdownbed96328c910ea03577e3c85e05223cebad13c88a263850f0337ee04f9b14b37
PDF
Publication page6fceac7236ea959a5f17f003267a286f6b8295fc4f02ddcee42c09cbb7fcbe70
Manifest20b0a3101daf4cb7ac7ab36535bbce505a4a824c5f689c70ad1c14114ebd7af0

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
SignatureeeF7oXyrdwh/Ph++Wzvew8RBqNY3ueNDRAYoV6tEIVFd21sopUcM5HjNnYmo+OSG7AyojpoB6CG5SKADvB6DBw==
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

2026-09-17T10:02:21.796977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081066
observed 6fceac7236ea959a5f17f003267a286f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:21.780295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081066/manifest.json
observed 20b0a3101daf4cb7ac7ab36535bbce50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:21.763437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081066/publication.md
observed bed96328c910ea03577e3c85e05223ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:21.746665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081066/publication.txt
observed 482659aab262c8de7ee35357019d859c...
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.