OpenTechnical

OT-2026-000044093

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three 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-2026-000044093) never changes.

Identity and time

Publication numberOT-2026-000044093 · never reused
Internal UUID01a0ae7b-d67a-7935-939f-d29c754ca7fc · 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-2026-000044093
StatusPUBLIC

Content hashes

Canonical textc5ad1c4dae6e0d881b7638d95836d54ed06b2044d36c8b3ed39abf953db2212f
Markdownab13c1f106b373f23fee938b469ed797a4a2f816a23bcff7009e9d7196cd53de
PDF
Publication page28340909d4c87952a9f99fddfd28d2e47a221211cefc0ceaf3a61fbb9cb1b6cb
Manifestfa55c9dfae7679244ed100b2921058eccb7ad4fd5fe4b46dba93a8e72f2846a2

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
SignaturezCdObHYHrh4vgZY53KNrz/F6tUqUWyoNP875YL9vtn3FMbQWJNImluqtwBWbeUW5zHFiItHOx5Y5ivMnTTs7BA==
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

2026-09-17T11:12:30.027781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044093
observed 28340909d4c87952a9f99fddfd28d2e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:30.011050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044093/manifest.json
observed fa55c9dfae7679244ed100b2921058ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.994604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044093/publication.md
observed ab13c1f106b373f23fee938b469ed797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:29.976868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044093/publication.txt
observed c5ad1c4dae6e0d881b7638d95836d54e...
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.