OpenTechnical

OT-2026-000055159

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000055159) never changes.

Identity and time

Publication numberOT-2026-000055159 · never reused
Internal UUID01a0ae86-5e82-7402-a5e8-0b48baafa65f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055159
StatusPUBLIC

Content hashes

Canonical textfd26eb4444799a1a94cf2bb04c5e8e1aafbf1276281a76a81b1412f194f775b7
Markdown4256ca7d0c3a33e08b9f5ab89f783c436c7ff6ab131afc4f65f161d9ca9e4b7e
PDF
Publication page9fd90329b83878e3f5361e60b719e43fac487fb039fede61d739f62e2799e43c
Manifeste04eda0a0dfe74dfaf26d544fdee77ddd07b620db926e60ae30cc2170ce4f8d4

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
SignatureuBZUBMk4YnzDJHaYwH8oyG3B2JbS0/NTIBaY045RRxSA0Rx4rZ7xOI65je4o/iZD+kysLuTpHZNwwan2BQePAw==
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

2026-09-17T10:53:20.631419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055159
observed 9fd90329b83878e3f5361e60b719e43f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.610739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055159/manifest.json
observed e04eda0a0dfe74dfaf26d544fdee77dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.589163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055159/publication.md
observed 4256ca7d0c3a33e08b9f5ab89f783c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:20.568879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055159/publication.txt
observed fd26eb4444799a1a94cf2bb04c5e8e1a...
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.