OpenTechnical

OT-2026-000084334

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000084334) never changes.

Identity and time

Publication numberOT-2026-000084334 · never reused
Internal UUID01a0ae98-5b61-7fb9-b71c-be125badd4c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084334
StatusPUBLIC

Content hashes

Canonical text0ab26e7f65ef8886e657e0317ffddf1b3af7153def7eab0545874d5cfc7913af
Markdownea92ff32816213980377e394929bae8f352f2498e0e0fa65f4cb2446e0bbb03e
PDF
Publication page70c17e1dd86d85069eb66bfe71104b08e85924c41e306c818538d08a7983630b
Manifest9f33b88b5bbe393bf37ca85aaecd11edf47af236fdb6c13a25408b0a74aaecd9

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
SignatureK13R0qGjpuw+miOQjEHxU4wSds3UlAOGjeJKOyf85JI5cq+HmMfMmCytvQd2V14XpULXIkC6zCbh7l/1SzlYAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:56:15.715298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084334
observed 70c17e1dd86d85069eb66bfe71104b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.699151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084334/manifest.json
observed 9f33b88b5bbe393bf37ca85aaecd11ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.681505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084334/publication.md
observed ea92ff32816213980377e394929bae8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:15.664898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084334/publication.txt
observed 0ab26e7f65ef8886e657e0317ffddf1b...
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.