OpenTechnical

OT-2026-000012325

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000012325) never changes.

Identity and time

Publication numberOT-2026-000012325 · never reused
Internal UUID01a0ae6d-39f6-7614-8cda-f3b88a60f2a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012325
StatusPUBLIC

Content hashes

Canonical texta5dddd29110436c346af7b7f61c63edfae545ad391d1580e120321eca2ced9e7
Markdown127cce1d7a75b66b1fe72b03e0e48c3d7d52dd8d68d77a17cb944d6b989db13c
PDF
Publication page0fa4f84e6debf65dfea5432470f20ac7dd7bdfabee6346f18bd5e54075317ffc
Manifest134582a50139eefada75fe82c19785260964cf14bafaf800e8a5d60569958890

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
SignatureN0tGxrfufR8G9C56N18d7AgcWyeFF7rs85quwFotEDRgI9cszByyzv7+MS2vcSNU1cFa6VBLPffjvipJrlv4Ag==
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

2026-09-17T12:11:16.505291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012325
observed 0fa4f84e6debf65dfea5432470f20ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:16.487934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012325/manifest.json
observed 134582a50139eefada75fe82c1978526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:16.468690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012325/publication.md
observed 127cce1d7a75b66b1fe72b03e0e48c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:16.450698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012325/publication.txt
observed a5dddd29110436c346af7b7f61c63edf...
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.