OpenTechnical

OT-2026-000015210

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000015210) never changes.

Identity and time

Publication numberOT-2026-000015210 · never reused
Internal UUID01a0ae6d-ef48-7bfb-9089-d05397886148 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015210
StatusPUBLIC

Content hashes

Canonical text414333614b6de1e1b4b31ce4638a251e449edb59825b8f66827b8fa41132ecec
Markdown5b3ab1f613ca60d0f334a8a6215dce62ef15b801c0e1d43bb8061f55203a00c1
PDF
Publication pageda4945ccb9c4a0ef32248cc025f3ea5117c2a40c2f7cd85ed708e3175ea4b2cf
Manifest056e186d21b572e4e42841f0392ccaacfe9922032143d40a74b64abba0fff83e

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
SignatureiNammBb+tEJ5ApMTXtzteKzt+0AMWwHm88F7KzD8gX72dMmbJV9fP9n4oC9m9f+4trO2YH6qALDirIGOoQktCA==
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

2026-09-17T12:05:50.660836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015210
observed da4945ccb9c4a0ef32248cc025f3ea51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:50.642351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015210/manifest.json
observed 056e186d21b572e4e42841f0392ccaac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:50.624147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015210/publication.md
observed 5b3ab1f613ca60d0f334a8a6215dce62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:50.601545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015210/publication.txt
observed 414333614b6de1e1b4b31ce4638a251e...
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.