OpenTechnical

OT-2026-000019098

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000019098) never changes.

Identity and time

Publication numberOT-2026-000019098 · never reused
Internal UUID01a0ae6e-d523-7544-9925-80eff9f65ec6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019098
StatusPUBLIC

Content hashes

Canonical text4dad794702c2122a20e35c592cafa10bb5225428c513fd3cea7c7af84f8c12bf
Markdownb69da0d88bc7f4a0b2a8b950ce947363cbe99641812eba96a0c4bcb0969e7466
PDF
Publication page11437e7197c8789eaa04468afa771fec173e5eaec609a16bb2f404a841de3b68
Manifesta85a8f329b1803fe90420ac6eb0995436a860cee7e7aa6f4ea9036a8750e6c32

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
SignatureeS8fqdCHqiemMORX7lLhqkz2aJVsv07DycTSnY61aMWZ9odTqr4q7xEheI/BOmUI5EUdziufHLYRBrJN6W3aCA==
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

2026-09-17T11:59:48.411947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019098
observed 11437e7197c8789eaa04468afa771fec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.394925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019098/manifest.json
observed a85a8f329b1803fe90420ac6eb099543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.377593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019098/publication.md
observed b69da0d88bc7f4a0b2a8b950ce947363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:48.358758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019098/publication.txt
observed 4dad794702c2122a20e35c592cafa10b...
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.