OpenTechnical

OT-2026-000044141

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000044141) never changes.

Identity and time

Publication numberOT-2026-000044141 · never reused
Internal UUID01a0ae7b-d67a-7ea8-a924-097e5aa7acac · 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-2026-000044141
StatusPUBLIC

Content hashes

Canonical text9ec1d1d9c1d3774d4aee3de3527ffa1d65f7fc6917b8f253ae3909ab6de4ff7a
Markdown59193ea8d9531788e78c1aee12fd76d656d23fd98a51943f2f9e313fed600060
PDF
Publication page62ea6284f748fc7b41be54f149aca4c0893b765379e3ba71f19e6a09626ed3d3
Manifest02e2ed16c175e4e3a55d3c88e4e746e9a4f9d04fd86b127364dff69c433c106d

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
SignaturezUTrxmBz5u5P/+GmMV784SSFP51NkYC0JMcMZXMO9+u73em/zaoroACZJUKD2X4Gw+nNkh+Y6TSMWsENftiiBQ==
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

2026-09-17T11:12:33.772677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044141
observed 62ea6284f748fc7b41be54f149aca4c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:33.754883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044141/manifest.json
observed 02e2ed16c175e4e3a55d3c88e4e746e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:33.736396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044141/publication.md
observed 59193ea8d9531788e78c1aee12fd76d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:33.718334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044141/publication.txt
observed 9ec1d1d9c1d3774d4aee3de3527ffa1d...
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.