OpenTechnical

OT-2026-000046230

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000046230) never changes.

Identity and time

Publication numberOT-2026-000046230 · never reused
Internal UUID01a0ae7e-57ca-7bb9-ab22-aff889dfef7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046230
StatusPUBLIC

Content hashes

Canonical text9fd94e19266104acff88ba2f321ac578fb0fcc20d51f694c2b447f9bcaa20691
Markdown36c9b658d2723796248d38d715699996a5929b3545c8954b297a399400bf77f3
PDF
Publication page0da83d5c99ec035e918cf4900069134c23d2636163ee14713a729f62c0e680b7
Manifestc0dffa6224070b7191e6719358a93726add45eb7271dfacbc3e68da01cac2057

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
Signature62e6xJSCt65k9R5Uas7B4XHj7SQ4VUZLucsi66vQgFYyYV32vt+qlTWSGDFR1Zc8a2K0CVVVN4/YI+Oz1i0+Bw==
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

2026-09-17T11:08:04.578746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046230
observed 0da83d5c99ec035e918cf4900069134c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:04.560344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046230/manifest.json
observed c0dffa6224070b7191e6719358a93726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:04.542409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046230/publication.md
observed 36c9b658d2723796248d38d715699996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:04.523457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046230/publication.txt
observed 9fd94e19266104acff88ba2f321ac578...
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.