OpenTechnical

OT-2026-000017822

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000017822) never changes.

Identity and time

Publication numberOT-2026-000017822 · never reused
Internal UUID01a0ae6e-96fb-71a2-bbf6-60eb2dce3263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017822
StatusPUBLIC

Content hashes

Canonical text973edcc60865259a5379e643306e18b87ec405a98218bb797f6285c3697d7610
Markdown317097f29ab367a16fb107eb3047006e6badc58d08e0ab4f2da6ca40e64db77e
PDF
Publication page3f49210d54b408e4bf95d95c8fa34cc3c664ecba70894d1f299c7cc74f87eb6b
Manifest40e1c98212307746350e8d7520e6caa524151d3966525b60641e750242c5e6c2

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
SignaturewmYx0NF7Gu6THEtJn9O8fU4ogOoa8V3cpccKTOnbNKFux0FM0KGEI/MGwOfnyQXpZkkW4g7K7ToenfIw4E0aCQ==
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

2026-09-17T12:01:47.712777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017822
observed 3f49210d54b408e4bf95d95c8fa34cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.697368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017822/manifest.json
observed 40e1c98212307746350e8d7520e6caa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.681796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017822/publication.md
observed 317097f29ab367a16fb107eb3047006e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.664727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017822/publication.txt
observed 973edcc60865259a5379e643306e18b8...
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.