OpenTechnical

OT-2026-000040450

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000040450) never changes.

Identity and time

Publication numberOT-2026-000040450 · never reused
Internal UUID01a0ae79-2701-74b6-b3eb-d9f7a95c4d19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040450
StatusPUBLIC

Content hashes

Canonical text3837138552c345a867a3906a4558714b420a9cf9e9f0dfe3034fc4a2bbf89967
Markdown38bb01a472ae704e415430198d4d0501d64f5fb7bce60392f6e2b7f93a83986f
PDF
Publication page61cd51c2c42d02e1c37fc0ba71efe0208e3076e039b2228f529a8d35a2a0c47f
Manifest7ef8719b6bf8c0251a1ba68fbe24c3cd9508ac3eed1453606767d646505ec8e6

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
Signatureh3CCfIF/LKyIb2cxAIncmtIdQRkK+3Wmt5D8TJ0/RRQr/yC+aBI/2gWA0NDQMk0pC81zmrjDpRDa0OxnLQHoCQ==
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

2026-09-17T11:19:29.627916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040450
observed 61cd51c2c42d02e1c37fc0ba71efe020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.610829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040450/manifest.json
observed 7ef8719b6bf8c0251a1ba68fbe24c3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.593215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040450/publication.md
observed 38bb01a472ae704e415430198d4d0501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:29.576076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040450/publication.txt
observed 3837138552c345a867a3906a4558714b...
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.