OpenTechnical

OT-2026-000078165

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000078165) never changes.

Identity and time

Publication numberOT-2026-000078165 · never reused
Internal UUID01a0ae95-7c26-754b-94ed-1c172d59447a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078165
StatusPUBLIC

Content hashes

Canonical text6056dd2b0d6380d72c83b2f06d243986c2e49547502dac8198120e7663f2d59d
Markdown864d3034da3031eaa8ade36ceee08d69f9ab43064805878376eddfa910ae84d6
PDF
Publication pagee9f154a1e3745fc7ff14ae4f14217b7f3461431ef65ec95c242383d7543d7804
Manifest5b9bbf6c91201f266174e171cefd74da0353ccb97b94c6afc190bd0ca23dc490

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
SignatureHodSBz0hah1TErcGFZ7mE1w/Wkh8q7Eky5OTJdGZIXLAX6eswEXbWqxhU1oEFbLnY/TZeep6OO/UzsoyU2EsDw==
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

2026-09-17T10:06:06.418186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078165
observed e9f154a1e3745fc7ff14ae4f14217b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:06.398573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078165/manifest.json
observed 5b9bbf6c91201f266174e171cefd74da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:06.377135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078165/publication.md
observed 864d3034da3031eaa8ade36ceee08d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:06.358241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078165/publication.txt
observed 6056dd2b0d6380d72c83b2f06d243986...
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.