OpenTechnical

OT-2026-000026207

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000026207) never changes.

Identity and time

Publication numberOT-2026-000026207 · never reused
Internal UUID01a0ae71-a841-7519-a84a-d780fef155cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026207
StatusPUBLIC

Content hashes

Canonical text30152fb2678f07208c4f13b67bf398c4f55d88bc67efd082822d1ef21298af86
Markdowncb92668a879f1b368ae68cea2bf47fb38d6e6c3d4dbac26f2f606471f07400a1
PDF
Publication page93629a3329b8be60ed1e98ebaf28cda0f9025ebbd4f121e4a3c18a09185c16ca
Manifest014152b775f34a61153056e353892c0e61267159e04329943e986560f06fbf24

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
Signaturee4Ku5iFmpt3PRHrp5TSz92PRfEjW9al34FfbMetK7NZKfB4tTWRxfsK6nehI2mY5p83WOhCE705XRND0SAMcAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:17.451523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026207
observed 93629a3329b8be60ed1e98ebaf28cda0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.429365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026207/manifest.json
observed 014152b775f34a61153056e353892c0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.408684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026207/publication.md
observed cb92668a879f1b368ae68cea2bf47fb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:17.389097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026207/publication.txt
observed 30152fb2678f07208c4f13b67bf398c4...
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.