OpenTechnical

OT-2026-000037360

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000037360) never changes.

Identity and time

Publication numberOT-2026-000037360 · never reused
Internal UUID01a0ae77-b8cd-7c7b-bfbd-492e0706a449 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037360
StatusPUBLIC

Content hashes

Canonical text724a2d3e9720f36bff257bb7067d18dbbcf30985f5528dd7d20715aebbef3036
Markdownaae1c8e96145a45367ae336391e0647409bba677a73fa54b1921da64c4bce4c9
PDF
Publication page21fa93383c517b00f6acf770eb4dce0e758c650d9cdde19cdc2f8f2c163df044
Manifest8166ad4720acd19cf11d142b116ed52dd756c26784e21d06256ef7081f35761c

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
SignatureoreLOsirY3CI8fWICWk2J9GLXV8BhEw3BOBHinOCevzY1YnXKek6VCHqeYCxWWrL7To6F+Fz6RoGY10h4JRfBA==
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

2026-09-17T11:23:46.884960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037360
observed 21fa93383c517b00f6acf770eb4dce0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.867619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037360/manifest.json
observed 8166ad4720acd19cf11d142b116ed52d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.848714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037360/publication.md
observed aae1c8e96145a45367ae336391e06474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.829034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037360/publication.txt
observed 724a2d3e9720f36bff257bb7067d18db...
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.