OpenTechnical

OT-2026-000076787

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000076787) never changes.

Identity and time

Publication numberOT-2026-000076787 · never reused
Internal UUID01a0ae94-b070-7019-9cb6-b7e9fcef1daf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076787
StatusPUBLIC

Content hashes

Canonical text95cf33883f33864919820db683bb7ee0b176b86478b1e8b9921f6e37ce92948f
Markdown25de2101eb46c4c86a5c7390821dc16a1a7e6b558a69646d51a151b5d4c2920e
PDF
Publication page288526a7b1ae0abe148e281a9fae547928872b53d9e1d18058c74fcc426d8839
Manifestfae3caa65d60e96733d2ba5cbfc445d7fca0853e303ddd413b588ed0b45548d2

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
Signature8iY+4QWAXZI+5wVQdqeslVtWOIDtiSZ08jpWYk+hvD8E0T2RQWSwLf36v7siFJcUgGWXBSuPT98gx46qFAQUAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:39.087197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076787
observed 288526a7b1ae0abe148e281a9fae5479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.068320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076787/manifest.json
observed fae3caa65d60e96733d2ba5cbfc445d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.048377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076787/publication.md
observed 25de2101eb46c4c86a5c7390821dc16a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:39.029858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076787/publication.txt
observed 95cf33883f33864919820db683bb7ee0...
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.