OpenTechnical

OT-2026-000070011

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000070011) never changes.

Identity and time

Publication numberOT-2026-000070011 · never reused
Internal UUID01a0ae91-1861-7607-a32b-84d08d7bd9b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070011
StatusPUBLIC

Content hashes

Canonical text95b90f6fe414a34780ee8f99fe750ebc2d4aedf611e33df6bdf6569016447e0d
Markdownd3bb7dc37f7e4cdbc9c339f9fc03dd256f1e054f0aeff582871e56ebe7ce0c29
PDF
Publication page995ba612ece7e9147f5653ce1b5450171652e7795a15a5a05dfd9e8fe95206f4
Manifestd5d93daba5d641c769bdbf7cf489871d25958b1fc0265a025d1a85a268c21913

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
Signature3cFhtbKrqqS7NP5zdRV2kXoKSo9xh3zj63Es18UzEXDwaicUN69+RN/qekMrM6I5VoNhsp3O8mhVqBdSlKN0Cg==
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

2026-09-17T10:26:57.757016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070011
observed 995ba612ece7e9147f5653ce1b545017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.739601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070011/manifest.json
observed d5d93daba5d641c769bdbf7cf489871d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.721615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070011/publication.md
observed d3bb7dc37f7e4cdbc9c339f9fc03dd25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.706160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070011/publication.txt
observed 95b90f6fe414a34780ee8f99fe750ebc...
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.