OpenTechnical

OT-2026-000030735

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000030735) never changes.

Identity and time

Publication numberOT-2026-000030735 · never reused
Internal UUID01a0ae74-3fb4-7d32-bb20-7dbe707525ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030735
StatusPUBLIC

Content hashes

Canonical text401b24c9bab359fffed4f89484e987e20199c35228ddcbe5ccd99617ae642ba5
Markdown2830572dca006438f3b69bba17e6e5d338832432a6700242f8f0927e868177c3
PDF
Publication pagea924f70c6bd590f8f538ff7f6cda4b5da248913be17c6ccddc13a33db33e2235
Manifest6e32f9e5979392547075df2bba9bcbf0b52ddca4636284cb7b1baaedb9123d05

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
SignatureWIF+vd9Hbe0hcokKT7F/hLxNo30BcPwDmOCpXbhOjp4VuPjYDy5LiVBciWmCZLxltaAUYcOB03slWE+nPyOoBw==
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

2026-09-17T11:36:39.997426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030735
observed a924f70c6bd590f8f538ff7f6cda4b5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.979007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030735/manifest.json
observed 6e32f9e5979392547075df2bba9bcbf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.961785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030735/publication.md
observed 2830572dca006438f3b69bba17e6e5d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:39.946675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030735/publication.txt
observed 401b24c9bab359fffed4f89484e987e2...
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.