OpenTechnical

OT-2026-000039822

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000039822) never changes.

Identity and time

Publication numberOT-2026-000039822 · never reused
Internal UUID01a0ae78-d8d6-76b5-9179-9b1bef151657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039822
StatusPUBLIC

Content hashes

Canonical text3a01d0ae135f9c7b74981d3d6cb7297dc20e362172acb58cf8fedf8aa4bd99c1
Markdownde488a2395da3e853c7687632eac6995c327c3947d54a00c1705f9fa805692a0
PDF
Publication page50549f48657f10d1a77a91e037dc02dda4c9aa22b062b5c12119bac8ba1e3489
Manifest8e4513f5c287b6edb9b59ba42699a94b969a56519d4362f682d2f419c0554810

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
SignaturebiYDdQ9AvNnfe39YzxJ/XIKYgNg5cXt5BP0NIxIL9BJWzfwO2/K45ivJcaLuxsqRcZOiZ8EbZfK608gLVwMmAg==
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

2026-09-17T11:20:03.841351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039822
observed 50549f48657f10d1a77a91e037dc02dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.824404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039822/manifest.json
observed 8e4513f5c287b6edb9b59ba42699a94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.807468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039822/publication.md
observed de488a2395da3e853c7687632eac6995...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:03.788007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039822/publication.txt
observed 3a01d0ae135f9c7b74981d3d6cb7297d...
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.