OpenTechnical

OT-2026-000055226

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000055226) never changes.

Identity and time

Publication numberOT-2026-000055226 · never reused
Internal UUID01a0ae86-a0ff-792f-9445-038d1531a1a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055226
StatusPUBLIC

Content hashes

Canonical text7e37cc4118ffdf53442bd0d46094e5437d652003d6797a6bb4f07c28d90e8993
Markdown302167d25cea14276259651d0332f382d23402f0f61b95eddbd8196095ce11b7
PDF
Publication page78d97060e968a15f2d416a2b1de5b624cd7acedd370679448f56d15c0a45a5c8
Manifesta89e87d80f64a7e873912d86a8c3974b51e241e7d80823cdb51c8ab2e9a51253

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
SignatureR9L+mi1DqedswTaMJ9gzbBkMnkyuNZIMs2+EBfAZxxpdhaN0cw1QhNlBzeT+DDgg/6tIGeGhHvTeujdDi3j5DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:48.397263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055226
observed 78d97060e968a15f2d416a2b1de5b624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:48.381791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055226/manifest.json
observed a89e87d80f64a7e873912d86a8c3974b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:48.364090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055226/publication.md
observed 302167d25cea14276259651d0332f382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:48.347256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055226/publication.txt
observed 7e37cc4118ffdf53442bd0d46094e543...
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.