OpenTechnical

OT-2026-000071184

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000071184) never changes.

Identity and time

Publication numberOT-2026-000071184 · never reused
Internal UUID01a0ae91-e0eb-72d7-a661-8d2e93eab282 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071184
StatusPUBLIC

Content hashes

Canonical text363138fbfa47270e6640807e467e8c1d15ea69111df1d2e1b190d762c26e5094
Markdowne02cd893955a525de99d027199ee3fd689c149713d8897948eee54b755509164
PDF
Publication pagec4df1678d07673c8ffd89fabf74dd606ceab790b2499ff8fa56dd8adfea4b34d
Manifestc34df1a3ae616fb75cdd82e6bb6ff5ce71193353f3d00db4f81e2f7db8acb2f5

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
SignatureLl7Tp1teAkbtvFiCf0dO4AKUn3+CChM9sjigSv0ioydAwShwCGXl2qJdjOVaJ4Nfvx5cdKyVE/Mp6M+dbRDpAw==
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

2026-09-17T10:24:41.929120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071184
observed c4df1678d07673c8ffd89fabf74dd606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:41.909772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071184/manifest.json
observed c34df1a3ae616fb75cdd82e6bb6ff5ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:41.891490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071184/publication.md
observed e02cd893955a525de99d027199ee3fd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:41.872596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071184/publication.txt
observed 363138fbfa47270e6640807e467e8c1d...
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.