OpenTechnical

OT-2026-000044889

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000044889) never changes.

Identity and time

Publication numberOT-2026-000044889 · never reused
Internal UUID01a0ae7c-911c-7022-92d7-2acd53f7c09d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044889
StatusPUBLIC

Content hashes

Canonical text9348c9c7fbc8ce739749cbe22e08c4b0ca47725a92f4b68b6a8588111ebd6481
Markdown9fb24b36faef0c998d7a95f033ece1743241f8d17cefa985ddcf19e59958cb1d
PDF
Publication pageae56e9d0ce63cf8da4074fd4c170a6665aec40054782b76a3204ce9d14c1a942
Manifeste7942c88ddf80fe81347783c5c36d5b9bf78069a3af66b0dcfbfbb009dadfde7

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
Signature7Y8JoO6O4n+0n9DDBQJswaX1hFGZvTC06wfnFaRWFE/UuMuBflh+UWZxBadgFCEVahGootsdWmtzSkULNhj4CQ==
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

2026-09-17T11:11:32.963674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044889
observed ae56e9d0ce63cf8da4074fd4c170a666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.942638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044889/manifest.json
observed e7942c88ddf80fe81347783c5c36d5b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.921435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044889/publication.md
observed 9fb24b36faef0c998d7a95f033ece174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:32.901822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044889/publication.txt
observed 9348c9c7fbc8ce739749cbe22e08c4b0...
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.