OpenTechnical

OT-2026-000068989

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000068989) never changes.

Identity and time

Publication numberOT-2026-000068989 · never reused
Internal UUID01a0ae90-6dcd-740c-93ed-1b247e481750 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068989
StatusPUBLIC

Content hashes

Canonical textab7caaf8d5582ba2e3873fbcb64faf007e7b38aa3cb7014141e61d63d75220a4
Markdownba9d9c3b698f2a0169107d004321bfb2878beda034369a88072209f1dbf90e4d
PDF
Publication page891185de2bf02061efc824ba0323ed55c50d43c14139ce1f8d4fd2915e70b87e
Manifest69a75f7c7be0f5d900fc0319ab0c3c9730b3852102d66da9737830d83394f48c

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
SignatureFZXbdnsM98JLuWWA5LTuEsMeUQBwv1WWqY1+zo7wGL3e9+wYJxfuzl/4LyPuayj2IJOfrRb/fcVQeU9/BJwrDg==
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

2026-09-17T10:28:49.996481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068989
observed 891185de2bf02061efc824ba0323ed55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:49.977763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068989/manifest.json
observed 69a75f7c7be0f5d900fc0319ab0c3c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:49.957994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068989/publication.md
observed ba9d9c3b698f2a0169107d004321bfb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:49.938945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068989/publication.txt
observed ab7caaf8d5582ba2e3873fbcb64faf00...
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.