OpenTechnical

OT-2026-000067611

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000067611) never changes.

Identity and time

Publication numberOT-2026-000067611 · never reused
Internal UUID01a0ae8f-6bda-75e8-a7cf-f4522c197acb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067611
StatusPUBLIC

Content hashes

Canonical text5b83aa5cda925d7bd8474c2994f5580eb8f50fc3d88bf6581f93fcefcfe0e693
Markdown0246c2f9623e642ddfd9611f65ca9a28e818a5a675aaad1b73c457f6a2a73796
PDF
Publication page964446a7d9588511071ac1443553bacfacc178cb32d208d1b501fb29f80af73c
Manifest45b2c08f461ac9fe9bc78a8b4d7b2c548ae5fa3dfcd25ea11cf5f35aeba1f946

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
Signature1V1j3WXWXlKeKuJYqGnXPlKBqPQsai2ywiQWAKPadgsaodYRt2M0UQIFv9Q2YnMTcRfZI0kJUNr3xyb89Vk3Cw==
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

2026-09-17T10:31:55.846433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067611
observed 964446a7d9588511071ac1443553bacf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.828984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067611/manifest.json
observed 45b2c08f461ac9fe9bc78a8b4d7b2c54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.813328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067611/publication.md
observed 0246c2f9623e642ddfd9611f65ca9a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:55.796503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067611/publication.txt
observed 5b83aa5cda925d7bd8474c2994f5580e...
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.