OpenTechnical

OT-2026-000097067

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained 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-2026-000097067) never changes.

Identity and time

Publication numberOT-2026-000097067 · never reused
Internal UUID01a0aea1-01c9-7054-95c7-6fb26aa94ee6 · 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-2026-000097067
StatusPUBLIC

Content hashes

Canonical text677e550f1f2d302c664acf110c1e1999b8c4216a5bab4fe093922d6c28c0f90d
Markdown5a8ee1cd62b89d11db4b0fc330de90cc9963977f8e1cbd81f4fb2ad43fef2596
PDF
Publication pagefb3de42771b612e9ad2b7ccde7f9e9e616d1fd9a749e8ce9b49115a394af1e3d
Manifest5bffb701538d62fe93d1f47962f0157304f6a4c5b324b5403a5a22b063b65715

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
Signature8duhb3s9YQxmr2owTXGVw59R9PYBqtBBsgVxTwnEdC9grGNUE5QLnM7ZdKvfb6wxHHDKzP/iIVWqfb4MFQMAAA==
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

2026-09-17T09:10:38.205735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097067
observed fb3de42771b612e9ad2b7ccde7f9e9e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:38.184641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097067/manifest.json
observed 5bffb701538d62fe93d1f47962f01573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:38.163904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097067/publication.md
observed 5a8ee1cd62b89d11db4b0fc330de90cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:38.145719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097067/publication.txt
observed 677e550f1f2d302c664acf110c1e1999...
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.