OpenTechnical

OT-2026-000053797

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000053797) never changes.

Identity and time

Publication numberOT-2026-000053797 · never reused
Internal UUID01a0ae85-735d-77ba-8300-c8dd82f35384 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053797
StatusPUBLIC

Content hashes

Canonical textaf776fb277e284d966b6c150f9864707b1b4f20bda21f7c66a6c3a20e9b5065d
Markdown2b6e080a8387c7681431128ffad8cf227b56ba0d208034fba2093d6fce7b8b66
PDF
Publication page40664c82131a02cc6b024b0c6da822a8da3ced201f2513393e7f9c37f94e23cd
Manifestfaf11b869f01ec3ce9d10becc8e7741c1094ceb0c001e035af321996a582f821

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
SignatureeA7mjH1hYWvWRLDR47rWtfsGj685AhakLvgrS7mLuIQvlL3HMUNsPn63rTq+SBhCzaaqwR9KsSR+tLhAuQqBAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:29.965385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053797
observed 40664c82131a02cc6b024b0c6da822a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:29.820552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053797/manifest.json
observed faf11b869f01ec3ce9d10becc8e7741c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:29.802569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053797/publication.md
observed 2b6e080a8387c7681431128ffad8cf22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:29.783747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053797/publication.txt
observed af776fb277e284d966b6c150f9864707...
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.