OpenTechnical

OT-2026-000034042

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000034042) never changes.

Identity and time

Publication numberOT-2026-000034042 · never reused
Internal UUID01a0ae75-df0c-7bfd-9afa-8cd88dbc6e59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034042
StatusPUBLIC

Content hashes

Canonical textef6172049a493400478c90f8ad843a46f781e62edbf778d93283eadfaaf86c9d
Markdownf95b7161ca5245fec771f09b6c991fb3ccd7055ff3daed274ccd823c0350e870
PDF
Publication page25ae0e5703293e38d9314a5ec1dbd2230a140bda71196c3dfd82da5aa222cf51
Manifest372edc34c4f22277f02960a769baeb26adeea01f8dadb49ebc13b941f110a703

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
SignatureS6c8UKn0ggNvn1ER8LmU7HZneXCPqftkZwHEG2mWW7eqB/Uz6qTsfZtJ41bi4yGXMpUiHWuICjKqe+wuu2moDg==
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

2026-09-17T11:30:16.587671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034042
observed 25ae0e5703293e38d9314a5ec1dbd223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.569917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034042/manifest.json
observed 372edc34c4f22277f02960a769baeb26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.548154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034042/publication.md
observed f95b7161ca5245fec771f09b6c991fb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:16.527891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034042/publication.txt
observed ef6172049a493400478c90f8ad843a46...
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.