OpenTechnical

OT-2026-000032162

Publication integrity record

Foam pad vacuum gripper, single 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-2026-000032162) never changes.

Identity and time

Publication numberOT-2026-000032162 · never reused
Internal UUID01a0ae74-f7a6-7c7d-89f6-fb4c5981cff1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032162
StatusPUBLIC

Content hashes

Canonical text1981fe11d78ead74749d31c53f0f17b14bc170b1e2d54189296c7cf35008fd00
Markdown339c9d83e36d7efb9ed1113f7a18a070d1984ab2691cb6bfa177437253b7a513
PDF
Publication page808d29decfc7f2b27df8e13697bb0d3a2167a7309539847c356a783d5a9ad34d
Manifestf7cc8c3996e750fe6da7d0e2daa955581ddaf4f1affc243a181e7e385df4f6fe

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
SignatureBIQQo5/TmUdHy/A4yY3TnX5nZxxnGPTrtleXj3MmmvgVFncdXraJgVUqA+EhK7MUrDWabv5bS++xaxWScnXIAg==
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

2026-09-17T11:34:29.298605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032162
observed 808d29decfc7f2b27df8e13697bb0d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:29.281310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032162/manifest.json
observed f7cc8c3996e750fe6da7d0e2daa95558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:29.261851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032162/publication.md
observed 339c9d83e36d7efb9ed1113f7a18a070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:29.236414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032162/publication.txt
observed 1981fe11d78ead74749d31c53f0f17b1...
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.