OpenTechnical

OT-2026-000092160

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, supply line 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-2026-000092160) never changes.

Identity and time

Publication numberOT-2026-000092160 · never reused
Internal UUID01a0ae9d-875a-78ee-ae91-c3fcf01a974c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092160
StatusPUBLIC

Content hashes

Canonical text2af8690200bec0446524b361b0fae50eecccbefffdbd14e04067fc556abdc295
Markdown1b7f0ca1a55f7a6a7bb321fd7bf6fcc17310f79751e16b5cd964cd0099bafac2
PDF
Publication page55ab5f2a008df1bedbd5b5e249507385ce0a5eea8edf2ea581789330356616a3
Manifest30874545b6312f977e7a96aab1769b09d67384cc9297b933a6493a3e0c24ff83

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
SignatureZwo/NMo4EW+XfleBKkuYmer7qtLZJPktReLh/v/67g7uUu906nE+ZWr9IeppPdf6PFBN374zgRwJ0+5lo20hAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:38.106409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092160
observed 55ab5f2a008df1bedbd5b5e249507385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:38.089341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092160/manifest.json
observed 30874545b6312f977e7a96aab1769b09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:38.071921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092160/publication.md
observed 1b7f0ca1a55f7a6a7bb321fd7bf6fcc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:38.018345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092160/publication.txt
observed 2af8690200bec0446524b361b0fae50e...
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.