OpenTechnical

OT-2026-000047767

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000047767) never changes.

Identity and time

Publication numberOT-2026-000047767 · never reused
Internal UUID01a0ae7f-c420-767e-8154-5bb9cb9d04f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047767
StatusPUBLIC

Content hashes

Canonical textb74dc88d93ff2490976e8fe1ec4eedd216469d72e5cf26193ae7aeb5f36694b9
Markdown0a403b70f4be919cb70f5c91fd527d35f34389d54f8623ac3975f74f373749c3
PDF
Publication page15343417221fa00a84a73a861c625e5ba0179bb653debd3c16137644fe54ba1e
Manifest95f5048636d2584cb56262a0fc9a58bbfb5eda9fb7630d745bdf9603be39bc2c

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
SignatureLEOYy/awTl2t+7gXg4JjkXjZ9KcgSoGmVWUxZ0WYhSW3VjAuE5bJnpdJJL5oQopBN22XRPJdENKQJufglIdcCg==
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

2026-09-17T11:05:39.438498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047767
observed 15343417221fa00a84a73a861c625e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.420954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047767/manifest.json
observed 95f5048636d2584cb56262a0fc9a58bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.401694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047767/publication.md
observed 0a403b70f4be919cb70f5c91fd527d35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:39.383372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047767/publication.txt
observed b74dc88d93ff2490976e8fe1ec4eedd2...
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.