OpenTechnical

OT-2026-000044081

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000044081) never changes.

Identity and time

Publication numberOT-2026-000044081 · never reused
Internal UUID01a0ae7b-d67a-7375-8eac-b48931683f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044081
StatusPUBLIC

Content hashes

Canonical texta111194c7f5190e62f76f6584f001f6a293650b941b135022e902f24053eada4
Markdown3e9b0b212e4618c2b1d8359639168e7762a667e5db78ca1d3ac15641f1fc80eb
PDF
Publication page6970ecefc1a51650734caaeb7dc8b9009a7e4c922c9c52557ac3448d2108c6ca
Manifest27bc5c131bd9be25dcb1ebd34897a125451cb3a34c43ac0cd170c3c37cc0108c

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
SignatureqFR2PlOSGMkt9JetfhVUy8Ve4W/V+lT7rLPM3v7MNn2EYlAXd0nJuON9aAwcHdkv/WmWDIkHb+1YGPvRDzEPDQ==
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

2026-09-17T11:12:29.069868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044081
observed 6970ecefc1a51650734caaeb7dc8b900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.049551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044081/manifest.json
observed 27bc5c131bd9be25dcb1ebd34897a125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.029876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044081/publication.md
observed 3e9b0b212e4618c2b1d8359639168e77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.011356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044081/publication.txt
observed a111194c7f5190e62f76f6584f001f6a...
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.