OpenTechnical

OT-2026-000080394

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000080394) never changes.

Identity and time

Publication numberOT-2026-000080394 · never reused
Internal UUID01a0ae96-7e78-73bf-a71c-d0a7214352de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080394
StatusPUBLIC

Content hashes

Canonical textc7850263f2b3554f66a49cacf653ad848f10540ca104d4d6d7bed3ae3c412111
Markdown2928e162f71b72dc7be61f1ee1755bea2c34c4dfbe3de59457ecb3c3a5c2b31b
PDF
Publication page92f2f46c67d67533e7d31fff49c6ae9638f8752d532100a101094f51316b1eff
Manifest80f471c5095802aba738246176e1eed90e2ea8e6f5b83bea1715963c0bdf5f81

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
SignatureznFTjdbCfUOL6pnXjK2FccTWyoaaGEzAbEFhjBcHP3doNrbG+keM4vbhUscB9m3KIqqeHJtIQjJgnSnuy5CsCA==
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

2026-09-17T10:02:53.572874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080394
observed 92f2f46c67d67533e7d31fff49c6ae96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:53.555425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080394/manifest.json
observed 80f471c5095802aba738246176e1eed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:53.536964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080394/publication.md
observed 2928e162f71b72dc7be61f1ee1755bea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:53.519758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080394/publication.txt
observed c7850263f2b3554f66a49cacf653ad84...
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.