OpenTechnical

OT-2026-000046173

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000046173) never changes.

Identity and time

Publication numberOT-2026-000046173 · never reused
Internal UUID01a0ae7e-032c-72b7-af25-df018a684dbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046173
StatusPUBLIC

Content hashes

Canonical text63e4b6225a40016070cba6ba3e4e9e3b1925fad04f61f32ba9f9241bcc3e18cd
Markdownd7018a4cceda6da5b0f7e9f9a2041addaa23466a23dd58167961238f7cba4e5c
PDF
Publication pagec3df636d96e301e05dd22daf65ee80e6e1de1ac00e33aea1138db7977981043f
Manifest24531cf4109fc78e3bf4f84048d2d726fd961d5d143f95a85b59b61932db361c

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
Signature8qahEeISL3jmH9g7pe6uzG9wuyAAqEQyrQIfTpChmkqPXJnbA1e8iwI9isS4QOppSWigJSvl+i2Dib+i5cgmAQ==
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

2026-09-17T11:09:10.736714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046173
observed c3df636d96e301e05dd22daf65ee80e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.718862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046173/manifest.json
observed 24531cf4109fc78e3bf4f84048d2d726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.702087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046173/publication.md
observed d7018a4cceda6da5b0f7e9f9a2041add...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.684067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046173/publication.txt
observed 63e4b6225a40016070cba6ba3e4e9e3b...
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.