OpenTechnical

OT-2026-000047532

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000047532) never changes.

Identity and time

Publication numberOT-2026-000047532 · never reused
Internal UUID01a0ae7f-3e59-7b06-8d78-d313e08de99b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047532
StatusPUBLIC

Content hashes

Canonical textcd8eae9e4f848a19226d8bdcd5afe5fa5a66f7e114358573b555b59732cdefbc
Markdown61db66a6fe948a00e6e104ef1729790136a594464f164cc0e773bb93c173a838
PDF
Publication page68cf44fe3f155b0b097211e79e9d7d689727903e14676a9c10ea8783cef066e2
Manifestcb3f0534de7bf6e1c019ed8177cce2fc67b8756548bc74cc0cb86fc496dfdef2

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
Signature9yPHuP2oi7v4aUh4+N0lERWgQ47jpTBL0Pnoz0MsVXjS4WwgIyZEVFp6gPG2ZBKRDC27EHew8qmjS0IZ0PH4Cw==
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

2026-09-17T11:06:38.818990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047532
observed 68cf44fe3f155b0b097211e79e9d7d68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.798550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047532/manifest.json
observed cb3f0534de7bf6e1c019ed8177cce2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.777189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047532/publication.md
observed 61db66a6fe948a00e6e104ef17297901...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.759436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047532/publication.txt
observed cd8eae9e4f848a19226d8bdcd5afe5fa...
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.