OpenTechnical

OT-2026-000037462

Publication integrity record

Two pad foam 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-2026-000037462) never changes.

Identity and time

Publication numberOT-2026-000037462 · never reused
Internal UUID01a0ae77-b8ce-7cad-ae07-8b45cd6d310c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037462
StatusPUBLIC

Content hashes

Canonical text7b23b887a013013603ebaecead41feaf51ac6b85076df66662288e5d2f2273e5
Markdown27fd5d40f9674824773a456bbf42e47d0a1a6435a37a1885898dc9b729af15cd
PDF
Publication page1338dcb2345fe065e0e3eb9945a6db055e6795364c4060177bac2ed28b998b05
Manifestbd4827b4b1b68f7086c15954c377f0462ca7737ba253b4b65d7d079e2f11be69

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
SignatureiZLHDxqKnbu/YyhkGuUY0GQ+mvUtmhdq09lRj9uaOWr9vZaMXEX0YnNCvFWFQdhm1cM/qF+QkAyUobh4ftazBQ==
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

2026-09-17T11:23:53.916405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037462
observed 1338dcb2345fe065e0e3eb9945a6db05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.897233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037462/manifest.json
observed bd4827b4b1b68f7086c15954c377f046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.878582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037462/publication.md
observed 27fd5d40f9674824773a456bbf42e47d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:53.859368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037462/publication.txt
observed 7b23b887a013013603ebaecead41feaf...
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.