OpenTechnical

OT-2026-000037259

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000037259) never changes.

Identity and time

Publication numberOT-2026-000037259 · never reused
Internal UUID01a0ae77-b8cc-777b-abd2-f4351ede9834 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037259
StatusPUBLIC

Content hashes

Canonical textbf2094c1e7710e2ea4626147f746adce972d2760fcc204ca5eed1da84eb69954
Markdowndf3e3bf8d0adb9b815d2a1baf998576a66721f8342eb370cd658a61c34e07c17
PDF
Publication pagea883e5cbac3f3be322ce6575029cffd466457bb42f070f7aaeee25e2dae36055
Manifest15197e534e2ee63a3448a3fd17e1df360c6843cd495624ec8ab3f6493055e837

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
SignatureAr2uMUTQq0a4bR03WH7bJ8cLBtlnXriE9V2tkSyfvZgiFQUN+J7ffoTQLfeLbFbIsDEGqUlkQ6KSFsdb7MZrAA==
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

2026-09-17T11:23:31.993319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037259
observed a883e5cbac3f3be322ce6575029cffd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.975784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037259/manifest.json
observed 15197e534e2ee63a3448a3fd17e1df36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.958946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037259/publication.md
observed df3e3bf8d0adb9b815d2a1baf998576a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.940899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037259/publication.txt
observed bf2094c1e7710e2ea4626147f746adce...
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.