OpenTechnical

OT-2026-000034381

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000034381) never changes.

Identity and time

Publication numberOT-2026-000034381 · never reused
Internal UUID01a0ae75-df0e-70ef-aa7c-998f60ea9885 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034381
StatusPUBLIC

Content hashes

Canonical text464864f9c6ad50c9da20f090b9280f08461e9cef949f0199320d6613a3fc62d6
Markdown4745f6ea4e03ba1c4db6a4e716acf0d33737be855e10e3686b5d5a43a267ef94
PDF
Publication page7b62999225e48b5c7b1f89d463e24c57286309f8b4458ebbc0970fb3e65deb0d
Manifest18ae90918132b4725d176feb1f24819bdc679e28f822906ac403f9393e4402fd

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
SignatureIo316hBSvVNmfoBLe0bVjHAx5DAFNkp5LZuUEOWmjYB3FHBfk3eanC4dI4rm6/+9Gka/sa2b9Ic6jAESHMsbAQ==
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

2026-09-17T11:31:05.561334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034381
observed 7b62999225e48b5c7b1f89d463e24c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.542232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034381/manifest.json
observed 18ae90918132b4725d176feb1f24819b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.521221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034381/publication.md
observed 4745f6ea4e03ba1c4db6a4e716acf0d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:05.492661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034381/publication.txt
observed 464864f9c6ad50c9da20f090b9280f08...
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.