OpenTechnical

OT-2026-000040462

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000040462) never changes.

Identity and time

Publication numberOT-2026-000040462 · never reused
Internal UUID01a0ae79-2702-7900-a78f-559b55cb1f78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040462
StatusPUBLIC

Content hashes

Canonical textded4d9bbb24d98cf31b6eda4e8c30441a6ab03c33ab3001307151f630c17edf6
Markdown89a864a60ff8222baf9dd9503a5acd84e5ce146c3ccf5a55378a07869241c440
PDF
Publication page300bd4b9a4c38c3be5bdd5505d42e37ea7d89dc0abebb518706c3ec15d9b4a76
Manifest5b98fc762df593ef2abbee038d602afc79c19e77ca5c64f54911472d040126f3

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
SignaturejDfD932WZPe+W0q4AymUiXsSFJpsEGR3GijO0K7csFIdgyxqEi2SHh77d/VcscGibnM54DJfuwqloTCZGIjJCw==
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

2026-09-17T11:19:30.444033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040462
observed 300bd4b9a4c38c3be5bdd5505d42e37e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.425374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040462/manifest.json
observed 5b98fc762df593ef2abbee038d602afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.408803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040462/publication.md
observed 89a864a60ff8222baf9dd9503a5acd84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:30.391380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040462/publication.txt
observed ded4d9bbb24d98cf31b6eda4e8c30441...
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.