OpenTechnical

OT-2026-000084732

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single 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-2026-000084732) never changes.

Identity and time

Publication numberOT-2026-000084732 · never reused
Internal UUID01a0ae98-e25d-7a8f-a975-81a1d7b26376 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084732
StatusPUBLIC

Content hashes

Canonical text39ba3dd6ce341fd09c2c17969ff88f970260cc1b8e3d867b42639b6183bdc577
Markdown277c35a293c0473631011115bf3b73cbe70217b72201eef83be04f069c2fe0df
PDF
Publication pageaebfd9c57ef9fb29b5fff87c9c12a7df7048283b1df0aaef29e98546ea36a316
Manifest2888e542403f6a5a7e4b77f46130638bf0a3265e82967c5e9ee3f931fcdd0374

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
SignatureeBwkc8EEmNQy7Mq4h0MYVF6GZ5bmtXYeteWFApULZ73igHjA7i3/ij2jlXWxP+aCnSnSutTn1F6kKpXlih63CA==
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

2026-09-17T09:55:40.462845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084732
observed aebfd9c57ef9fb29b5fff87c9c12a7df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.445288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084732/manifest.json
observed 2888e542403f6a5a7e4b77f46130638b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.428986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084732/publication.md
observed 277c35a293c0473631011115bf3b73cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:40.412209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084732/publication.txt
observed 39ba3dd6ce341fd09c2c17969ff88f97...
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.