OpenTechnical

OT-2026-000063176

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000063176) never changes.

Identity and time

Publication numberOT-2026-000063176 · never reused
Internal UUID01a0ae8c-94ab-7ecd-a391-a289b7771177 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063176
StatusPUBLIC

Content hashes

Canonical text340a27021dcaac17273cca3dfc8bae0e56d3ddb19d383ac27610bdd08bfe49e2
Markdown813654c7de4501e622076c39b0b6d61d8c3c633babfa9ca7641d4509b4cb3565
PDF
Publication page2ac94740896161b1864888ea7b13c1812abedb2e66e2a045de1522127afd3628
Manifeste7716357b042c58d11bb9ef3d1f918d388d033fc99b9c4741d19f98c9edd559b

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
Signaturer8EzRYRN0pY+nNKj9ijFy0ZeAyenvsiacTv/EYMFGz4dgZdjU3s2puwOqwwMavky+Bq1crbar4/Dlq67nffEBg==
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

2026-09-17T10:38:58.144838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063176
observed 2ac94740896161b1864888ea7b13c181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.125940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063176/manifest.json
observed e7716357b042c58d11bb9ef3d1f918d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.107496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063176/publication.md
observed 813654c7de4501e622076c39b0b6d61d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.089474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063176/publication.txt
observed 340a27021dcaac17273cca3dfc8bae0e...
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.