OpenTechnical

OT-2026-000051418

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000051418) never changes.

Identity and time

Publication numberOT-2026-000051418 · never reused
Internal UUID01a0ae83-7c7f-7025-a970-c5b0e7117454 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051418
StatusPUBLIC

Content hashes

Canonical text13e6c77e991b7c115a8a2fe583372426110bb459abe789f68c14ad62cad80a15
Markdownbb8f46745ad52f340d6296686df418b877538d619b5305f756f21224fcec91d1
PDF
Publication page2c65ddebd2690136eba593fff0fd9e1c7c7143ddce3245feb386800ee1ae0b09
Manifesta2aa70664b988d2af8698ab99be588895bf0613a915ad8be5c4503c55bc9db5a

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
SignatureNwNhVc1NYi/OEaEKysq1WjYzwWca1qJgU5xuWfmQ1/Dqg+bR6027delG79MG4s/NttWiED3M4LBWD0jxZw+qBQ==
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

2026-09-17T10:58:08.047615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051418
observed 2c65ddebd2690136eba593fff0fd9e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.029589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051418/manifest.json
observed a2aa70664b988d2af8698ab99be58889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:08.011313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051418/publication.md
observed bb8f46745ad52f340d6296686df418b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:07.989145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051418/publication.txt
observed 13e6c77e991b7c115a8a2fe583372426...
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.