OpenTechnical

OT-2026-000014283

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000014283) never changes.

Identity and time

Publication numberOT-2026-000014283 · never reused
Internal UUID01a0ae6d-b279-7bcc-b6a6-bcd2e474cc53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014283
StatusPUBLIC

Content hashes

Canonical text23b436449f0a9a9367c81c691358b932c3e4a98f31fece6e15ffe0f85b077589
Markdown415ed29ac8b8847c1a2b00cde5b27719588193abccd964b510e099acfbac4256
PDF
Publication page83ffac1e14c72fb4d1f9439a5dc1dd91c1844effd6fd869feda740c5df671f95
Manifest089837d9b14209efaaf63939cd2b4725679580cff3d76dbe5839bafa96ff9763

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
Signature7dPeK3NcV/X3FKSNtbhyzDWKjyQ+UeJazb4F1vrVUR4ONZDsdeq9IvD+PsgtF+pLUzXHJBLE8OcjIxn3P8VZCg==
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

2026-09-17T12:07:29.959501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014283
observed 83ffac1e14c72fb4d1f9439a5dc1dd91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.940444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014283/manifest.json
observed 089837d9b14209efaaf63939cd2b4725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.919760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014283/publication.md
observed 415ed29ac8b8847c1a2b00cde5b27719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.901563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014283/publication.txt
observed 23b436449f0a9a9367c81c691358b932...
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.