OpenTechnical

OT-2026-000082005

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, sustained 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-2026-000082005) never changes.

Identity and time

Publication numberOT-2026-000082005 · never reused
Internal UUID01a0ae97-4d92-7074-8fd3-4e69370f9a7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082005
StatusPUBLIC

Content hashes

Canonical text8c0c67d9459e3aa0b0895a28864d822b865fe1f0c3ec364dc9f6fad865843055
Markdowndfe2aec2472385e6704bb7a781d44dc773856b67dda4e2d90535edb7dc719513
PDF
Publication paged3ac1a191f20e811a507370aca72a3d5f99b2461adabe8af185a3fc5699d9c27
Manifestf4968390aa8ccb48108cefde6831152b8ea20eb9e0af9899610ccb3231936c6a

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
SignatureQ6nJ762iBwHp7ZKyXvAhw9f259tEfDbVHNoCVcOz2tXKPphx3Wvcmdvi5pls2EmzT1a0S7vOlG0oUiudGcOuBw==
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

2026-09-17T09:58:43.084960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082005
observed d3ac1a191f20e811a507370aca72a3d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.067649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082005/manifest.json
observed f4968390aa8ccb48108cefde6831152b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:42.998435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082005/publication.md
observed dfe2aec2472385e6704bb7a781d44dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:42.980674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082005/publication.txt
observed 8c0c67d9459e3aa0b0895a28864d822b...
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.