OpenTechnical

OT-2026-000016788

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer

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-2026-000016788) never changes.

Identity and time

Publication numberOT-2026-000016788 · never reused
Internal UUID01a0ae6e-5919-7741-a9aa-0b537b6beb61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016788
StatusPUBLIC

Content hashes

Canonical text41850b518d85df006da7dc3a4d4ab6e429e43ebc63c333002ad6c886139d4980
Markdown4e0f3164bc8833a74d4aa5cf0c9ccb8fa5af2944c83e5a144ceca391b320c804
PDF
Publication page1c64fd80b18ac3ab97ce22238ba909c138a48130b215708d6f67a07773242f32
Manifestae09601c549be55a22706b32ed234ddcbfb36b6f026e656f1da52e278243e135

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
Signature9Wm2s+iTcOTmJT0tNuXNSD8p/z8+F2SdUeJQHrc1LmUrlQixdP73oEbgvM4ePN4OatlxtsgWoCIT3PSAdm23DA==
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

2026-09-17T12:03:02.104295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016788
observed 1c64fd80b18ac3ab97ce22238ba909c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.085293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016788/manifest.json
observed ae09601c549be55a22706b32ed234ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.060130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016788/publication.md
observed 4e0f3164bc8833a74d4aa5cf0c9ccb8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:02.043076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016788/publication.txt
observed 41850b518d85df006da7dc3a4d4ab6e4...
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.