OpenTechnical

OT-2026-000022432

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000022432) never changes.

Identity and time

Publication numberOT-2026-000022432 · never reused
Internal UUID01a0ae6f-f4fd-78d5-8bc9-999da92aa327 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022432
StatusPUBLIC

Content hashes

Canonical textee53cf7d597febc6b8c8ae856fee90f031259f0f63b57c7787af8f0f7f012721
Markdownee90bf7e5f50bca511fd93e19cfe8c76e67a3f4057c6bda6d6a6b5beaab48d2e
PDF
Publication page563a1c2dd2a3622d636b9123dd99faca8284e7c5eeb1bd7a3ff81f68c9ac1fd3
Manifestdadbfea62e7a5ddc1048d386731ef1e6db096aa55a107ff64a488a649e78997b

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
SignatureGugHNyfFpEJo2LegPqgfS/VHeRfnK+yP3acXGf9dqoHNMDDyO5bD8s90ZTFpYTGzk57hFfomRC6xbdL2axQMCQ==
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

2026-09-17T11:53:49.421453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022432
observed 563a1c2dd2a3622d636b9123dd99faca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:49.406057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022432/manifest.json
observed dadbfea62e7a5ddc1048d386731ef1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:49.389435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022432/publication.md
observed ee90bf7e5f50bca511fd93e19cfe8c76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:49.373180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022432/publication.txt
observed ee53cf7d597febc6b8c8ae856fee90f0...
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.