OpenTechnical

OT-2026-000098620

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line 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-2026-000098620) never changes.

Identity and time

Publication numberOT-2026-000098620 · never reused
Internal UUID01a0aea2-42ad-72fd-8b44-a1602e55d17a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098620
StatusPUBLIC

Content hashes

Canonical text11fd1b24540b958f8d054ba1eeee44589d18a495adb1833388438551fee4fb08
Markdown539ef6c8345d14126a2fbac8048c0b1e58ec49df0152c09853cc6109c4617217
PDF
Publication page09672f5ca8d201669a55f914ea3d282e69714e81b9a8dcf6524ee02724df0c15
Manifestfa7221bebe5b160bf0aa2ebcab4248e31e39f038e8755d5986cac1985ca491e7

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
Signature6u0YbSp7W4A6ZmGc0aBHd1zcrnjaOLi4Asv/efpssa+lT+qaRqX7oHpvQWrFGiChbWEQK26SNh1cYngnKY5tCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:54.465832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098620
observed 09672f5ca8d201669a55f914ea3d282e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.449331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098620/manifest.json
observed fa7221bebe5b160bf0aa2ebcab4248e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.432721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098620/publication.md
observed 539ef6c8345d14126a2fbac8048c0b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.413545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098620/publication.txt
observed 11fd1b24540b958f8d054ba1eeee4458...
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.