OpenTechnical

OT-2026-000011384

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000011384) never changes.

Identity and time

Publication numberOT-2026-000011384 · never reused
Internal UUID01a0ae6c-88fe-7209-9d44-9a724e3225aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011384
StatusPUBLIC

Content hashes

Canonical textd1a4ab537838f1acfc21b1685d9003f094057716d8c3ce90fe8169a76a30f4b7
Markdown7e977f55e9261ad9f0c20cea7fb23d31a22cc6bb975d7108e6cf20c910b19cf4
PDF
Publication page1abdceee9049bf5d451189486cebd7384ed39596ce9b2e11643c1f2d1a575060
Manifest12aa35c3777908fea69bff584b7702873ce0f6485962650ec779d3901449acf2

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
SignatureLD/EesXKoCFJqdzzsM/SwJAlfn0uoywdSlvZQiLKMqWfaTk7ftLCvc74uR6TcOfS/xeGmCGvJUnAdMdO3EVpCQ==
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

2026-09-17T12:13:07.634702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011384
observed 1abdceee9049bf5d451189486cebd738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.612931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011384/manifest.json
observed 12aa35c3777908fea69bff584b770287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.591837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011384/publication.md
observed 7e977f55e9261ad9f0c20cea7fb23d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:07.572447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011384/publication.txt
observed d1a4ab537838f1acfc21b1685d9003f0...
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.