OpenTechnical

OT-2026-000026342

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000026342) never changes.

Identity and time

Publication numberOT-2026-000026342 · never reused
Internal UUID01a0ae71-f4a6-7039-8bc2-20a22443eaae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026342
StatusPUBLIC

Content hashes

Canonical text0d37fcc78c89342af45997e5e48d83621bf65fed6457bc6909135d7cab59eecb
Markdown493e61c995959070fcc3a19bb8372007976796805b7056fa45e5b9a7b3d868de
PDF
Publication paged4486769c9c338c9fd3b94c638177ac47f312c8057a520282b673abb17b7738c
Manifest734f67dc971cf82be86a70aa2f079f5592c1ba8af6d90e030655ccf6e09576c7

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
SignatureSj4gSMNBL6cVKA/pmlEAaTy7MhB+zzXwcZ69f9v96MTPT85uIR9PswXzho6ip08/6UGqkKjeTBsFp8aootCkDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:44:18.627314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026342
observed d4486769c9c338c9fd3b94c638177ac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.610610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026342/manifest.json
observed 734f67dc971cf82be86a70aa2f079f55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.593475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026342/publication.md
observed 493e61c995959070fcc3a19bb8372007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:18.575948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026342/publication.txt
observed 0d37fcc78c89342af45997e5e48d8362...
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.