OpenTechnical

OT-2026-000030035

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000030035) never changes.

Identity and time

Publication numberOT-2026-000030035 · never reused
Internal UUID01a0ae73-ac4a-7c96-a122-b83f2e179fd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030035
StatusPUBLIC

Content hashes

Canonical text51fb0d8067e3c8cda5cf6b521177a1bb1ad8175eb9ef9e0e91ed252b38d9cb43
Markdown3ee40c7427d123138674dfd4216bba816f31e4cce7fbe960a4f1ae09a1b78378
PDF
Publication pagec359a9acbcc356b913433eee6c0f43c61581671da5acdf7698ff51c3eec74fde
Manifest24c1cb7c52fcc7f2acb625546269d4605a27aa66759939999ad7952b62e13ded

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
Signature2hltG1baL+88xW8YdbZoJ2+OUvxCFOoza0ux1cZMMTcGj8cOywFoM4sCCJPu+98ha+NlP0/sK3jObSKsY/fQCA==
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

2026-09-17T11:38:46.368523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030035
observed c359a9acbcc356b913433eee6c0f43c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:46.351852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030035/manifest.json
observed 24c1cb7c52fcc7f2acb625546269d460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:46.336464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030035/publication.md
observed 3ee40c7427d123138674dfd4216bba81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:46.320312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030035/publication.txt
observed 51fb0d8067e3c8cda5cf6b521177a1bb...
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.