OpenTechnical

OT-2026-000035945

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035945) never changes.

Identity and time

Publication numberOT-2026-000035945 · never reused
Internal UUID01a0ae76-b4ca-7718-91ae-4cec24e667b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035945
StatusPUBLIC

Content hashes

Canonical textc5c29747645cee6730e1cd5557f759e11d3630a7516da918da7c45035b27c535
Markdown4916dff4c7e3660cc995118d91dcfbfe4d9414fc97fbb83c71076207797a57ca
PDF
Publication page651f7e03a18f5dd6c3a1f9b21c8db175f5c843d66f77ad0615664eafb0aadc11
Manifest2bf3e1980c4304242ebe318ad3c0eaefba10f35e133cde5d1c50cec499be6b1b

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
Signatureg0wXeHuMg3yqsfEmLSY0BIZ2M29jEGNZBWDqzNgAPaxwImrc/IWGyc7pwGYuYFS1FbYHzkM0Yry4GJ1hnKZrAg==
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

2026-09-17T11:27:47.949774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035945
observed 651f7e03a18f5dd6c3a1f9b21c8db175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.932926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035945/manifest.json
observed 2bf3e1980c4304242ebe318ad3c0eaef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.914452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035945/publication.md
observed 4916dff4c7e3660cc995118d91dcfbfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.896388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035945/publication.txt
observed c5c29747645cee6730e1cd5557f759e1...
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.