OpenTechnical

OT-2026-000063382

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000063382) never changes.

Identity and time

Publication numberOT-2026-000063382 · never reused
Internal UUID01a0ae8c-f944-7e93-bfad-5015b684cdf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063382
StatusPUBLIC

Content hashes

Canonical text6cec2770bc3c2cbb51c3a42da48658a78c220c1796ce67ab8c2a43bcdec6aae7
Markdown643b5491691a1bd492b521f4c922b60936b907f2352b756709e6801b5559a15d
PDF
Publication page9ff8666a24fd4634cf4dbfbad8afc69bc42dd2aa71774739984eb417d22c0a1a
Manifesta767fdee8e4280c0b1b3de76e82cc656c0129c47d92506702f495defbd2dd22b

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
SignatureK3HbHeei4pXShuhvZ5QwK5nSiwbax2zNoMpsyUumMYaH4d/FVaUf2H9/KgCIKCMTw9MjQ7fDcZytBj79hKlnDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:17.687321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063382
observed 9ff8666a24fd4634cf4dbfbad8afc69b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:17.669735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063382/manifest.json
observed a767fdee8e4280c0b1b3de76e82cc656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:17.650430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063382/publication.md
observed 643b5491691a1bd492b521f4c922b609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:17.630023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063382/publication.txt
observed 6cec2770bc3c2cbb51c3a42da48658a7...
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.