OpenTechnical

OT-2026-000097987

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000097987) never changes.

Identity and time

Publication numberOT-2026-000097987 · never reused
Internal UUID01a0aea1-92f7-7a8b-9d4c-1faf696ff40b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097987
StatusPUBLIC

Content hashes

Canonical text3f645610f1cfa7ee66531fa2bbb3e05029bff0e6be0fdf789da26afa2d6c31da
Markdownd453b1f13edb5b1721237288e303e8f4bd9bb93cf1fd207787993b5f22afeab4
PDF
Publication pagec1d4ea03deb208afd8e273eea5004607f42dcd06f244a8f705b9799199205ab4
Manifest5206f9887f6d316e68c153fa89bd24e3d0111411ca6fd54d409891cff563b784

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
Signature1uJaK7yFTi+yLbBDKj71//vte8bvvjYq0qbiuNK4aUdkeG+RBaTlgGy+W8ZGeMtLJYJa8F3SEkKrQU+QugyBAg==
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

2026-09-17T09:33:08.237612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097987
observed c1d4ea03deb208afd8e273eea5004607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.218805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097987/manifest.json
observed 5206f9887f6d316e68c153fa89bd24e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.200558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097987/publication.md
observed d453b1f13edb5b1721237288e303e8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.183449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097987/publication.txt
observed 3f645610f1cfa7ee66531fa2bbb3e050...
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.