OpenTechnical

OT-2026-000030918

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000030918) never changes.

Identity and time

Publication numberOT-2026-000030918 · never reused
Internal UUID01a0ae74-3fb6-7b87-9c5e-5cb1dad33dbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030918
StatusPUBLIC

Content hashes

Canonical text6f4ede0fbbe5d614e628d4b482e7b0de5d7f9fee18b324a13f6f18b55a102d1a
Markdown0658006666342985b1cd9cfd1534789e0825753a1f68e5ae1c554b54fba80e37
PDF
Publication page301a31d99d6301453cac1b5b5daca13d6488162df8b978c8a974ca480aaeb74e
Manifest230f819898a559072ede2f764362634717a93d1fcf39b6eabc4cfcb4b67343b6

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
Signature+F8iY5aXZhd961xF8OkFXtjIEYhyamXi9i/PHh+AJVsI7E2T2/a5ZKY+piazyAl70kbkzwb1bq+T2aow/OuUCQ==
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

2026-09-17T11:36:54.643544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030918
observed 301a31d99d6301453cac1b5b5daca13d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:54.626199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030918/manifest.json
observed 230f819898a559072ede2f7643626347...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:54.608649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030918/publication.md
observed 0658006666342985b1cd9cfd1534789e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:54.592726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030918/publication.txt
observed 6f4ede0fbbe5d614e628d4b482e7b0de...
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.