OpenTechnical

OT-2026-000020094

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000020094) never changes.

Identity and time

Publication numberOT-2026-000020094 · never reused
Internal UUID01a0ae6f-1fb8-770c-a3ec-ad0f4a17e5b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020094
StatusPUBLIC

Content hashes

Canonical textfe873dca3c23ef929a9e70ff1b42a3d8155159878238a619b2fe867601ca9595
Markdown362d9933edd8bcecb0ba9fefe0f33681dc7c23efd3fd1e03d554f355cc91c23c
PDF
Publication page5bbbc49f14683a9b1012430dfa5f335e23ba63ea15088a8867efa0d5e35f8a36
Manifestdcc333214c7151235a2577e3787c65b173c4d2dba1f389dd798dc1a75022dbd4

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
Signature9k6kXAhRPzXKjO6e5VFVJLAG+G1COYDI5gvAUyZpoMyFNWFDz38X1JyebMZ2ZB/3MQQs2YdMeLu0JmWo9/puAw==
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

2026-09-17T11:58:22.163790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020094
observed 5bbbc49f14683a9b1012430dfa5f335e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:22.145989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020094/manifest.json
observed dcc333214c7151235a2577e3787c65b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:22.126345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020094/publication.md
observed 362d9933edd8bcecb0ba9fefe0f33681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:22.108031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020094/publication.txt
observed fe873dca3c23ef929a9e70ff1b42a3d8...
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.