OpenTechnical

OT-2026-000037573

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000037573) never changes.

Identity and time

Publication numberOT-2026-000037573 · never reused
Internal UUID01a0ae77-b8cf-7848-a555-2fca11b31bd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037573
StatusPUBLIC

Content hashes

Canonical text90bd8af41998dad10a82dfb22c9656e823fde9cd341c6fae1493e8d9ced5e8df
Markdowna30d86778e6f3380ec7b558c9e1dc7eac3e4a0d89343d51c25a38bbf994a7baf
PDF
Publication page286166476c88b769e290a4a9c8ac1171b99a72eec14a5f77d08f37c10f39ce04
Manifest014186ed9bfc709341a880d518f00ff05e25c1ff3d30ffe24285b77bf4eff91d

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
SignatureK/yYkQLU+vKNkgJ9/68tqyC/mGcBp/y7bycryIoN1jkk0gGLObILH3q5+UguW1i7ukUBOprn9z5Yb7Bb2MVXBQ==
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

2026-09-17T11:24:07.229186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037573
observed 286166476c88b769e290a4a9c8ac1171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.211215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037573/manifest.json
observed 014186ed9bfc709341a880d518f00ff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.193269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037573/publication.md
observed a30d86778e6f3380ec7b558c9e1dc7ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.174761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037573/publication.txt
observed 90bd8af41998dad10a82dfb22c9656e8...
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.