OpenTechnical

OT-2026-000014226

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000014226) never changes.

Identity and time

Publication numberOT-2026-000014226 · never reused
Internal UUID01a0ae6d-b279-739b-a312-57c44a41d9d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014226
StatusPUBLIC

Content hashes

Canonical texta2aea559e131389b945aefc2e8724f70a8e6fe8674108f8c1b177f15d014008a
Markdownb583002c78a2894cc769f86309486e6abdd3f05c610c2aeb3e5a1852c53888af
PDF
Publication page5fcbe4596e82162d808f9adb16cf415b7a620d3bdd5ffd4c9fedb0955d53da05
Manifest10879d3598011516628a7719205b520672926f308cc62acc0f5103a316160cfe

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
SignatureuqRrypWMCwGLyt+C6LBc/iUKHSVpLivjP94l0jbA4FLpK9mZw4JKDtt/7m6qdJrtyrySzSIlWEfBPNGcMsTmAA==
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

2026-09-17T12:07:20.322269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014226
observed 5fcbe4596e82162d808f9adb16cf415b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:20.301615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014226/manifest.json
observed 10879d3598011516628a7719205b5206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:20.279933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014226/publication.md
observed b583002c78a2894cc769f86309486e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:20.257839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014226/publication.txt
observed a2aea559e131389b945aefc2e8724f70...
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.