OpenTechnical

OT-2026-000040418

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000040418) never changes.

Identity and time

Publication numberOT-2026-000040418 · never reused
Internal UUID01a0ae79-2701-71c9-936f-37d201f85d5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040418
StatusPUBLIC

Content hashes

Canonical text4093df0bae55b3fcebb8bd1aab9c5c3b4bd5bc03a4511404c47003886cc7a384
Markdowna80f424185e7e0cc83856457df0469c34e07c018aae90a685b324b61c8dbc364
PDF
Publication page944c2a45b03d3592cfc520278fef9e0a632ff8bf89ac94c4ca233859903b8f6d
Manifestaa50ab496e5da224efd96d2de82359e6fe918179d05e199712fdd7f5fbdf7bae

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
SignatureLU17rCSGsiXybxe1CHfe3Q/n93NijxGHTBNRl1Vg4x+IQD/DepbnYKZJtWe4xfLbO115wFm6QINfGxrwf/fpDg==
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

2026-09-17T11:19:27.420965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040418
observed 944c2a45b03d3592cfc520278fef9e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.402801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040418/manifest.json
observed aa50ab496e5da224efd96d2de82359e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.384070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040418/publication.md
observed a80f424185e7e0cc83856457df0469c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.366422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040418/publication.txt
observed 4093df0bae55b3fcebb8bd1aab9c5c3b...
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.