OpenTechnical

OT-2026-000096991

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000096991) never changes.

Identity and time

Publication numberOT-2026-000096991 · never reused
Internal UUID01a0aea1-01c8-7963-83f3-db4c03c6ff37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096991
StatusPUBLIC

Content hashes

Canonical textab207c9b7ff43e8dcdaf700742aff5ac5ff197efd5fac2d2e77f0ed5269fd3e6
Markdown5a07aa24292906b79e36c85aefb738ea5cf3375d5c533b67197048cd8600c9cc
PDF
Publication page1da6dad036712f21c95fea491e068920fed6834c9a967df9e7774ea0660e0150
Manifest34c625aeda451b4c240a1d48aa5f1627ab598fb1292c2fde635fee96af75c925

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
SignatureSTT7g1lIKk3O0fwg8Wq9LRjc8VFnEUsePI/vylQWnH628mWuXXnTyFijegi89zv0wTFx/JisY4MGXEX1Y4P/Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:25.924444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096991
observed 1da6dad036712f21c95fea491e068920...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.902501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096991/manifest.json
observed 34c625aeda451b4c240a1d48aa5f1627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.884721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096991/publication.md
observed 5a07aa24292906b79e36c85aefb738ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.863277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096991/publication.txt
observed ab207c9b7ff43e8dcdaf700742aff5ac...
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.