OpenTechnical

OT-2026-000078339

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000078339) never changes.

Identity and time

Publication numberOT-2026-000078339 · never reused
Internal UUID01a0ae95-7c27-7a0c-a5d3-9f185a44cee5 · 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-2026-000078339
StatusPUBLIC

Content hashes

Canonical text2de0dca7931a4c255551d803b5fdfa688858047f07c77f4dafa66cc69dfe08af
Markdownf21601163bc876bf0d8755223b94380f27937bda51510234af706a1f1dc90919
PDF
Publication page8e324d9939012f285778a51ebfd6d535e4031623d3819b5ab53141286614c719
Manifest45a6d8684d25636f11a210a0d67d884ad3fd1d9ee47dfd8656f17e71225e8faa

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
SignaturekoJbkRsBbnljSz/W8JRZlZF78fc9yrril0/5QuroVx6esbIFlgQ6KyD4DS8ZaH6YJDekLs1tzCO1UwnKJsw2Bg==
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

2026-09-17T10:06:18.467145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078339
observed 8e324d9939012f285778a51ebfd6d535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:18.446610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078339/manifest.json
observed 45a6d8684d25636f11a210a0d67d884a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:18.426006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078339/publication.md
observed f21601163bc876bf0d8755223b94380f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:18.407541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078339/publication.txt
observed 2de0dca7931a4c255551d803b5fdfa68...
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.