OpenTechnical

OT-2026-000046136

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000046136) never changes.

Identity and time

Publication numberOT-2026-000046136 · never reused
Internal UUID01a0ae7e-032b-778d-a657-0dd75bb30823 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046136
StatusPUBLIC

Content hashes

Canonical textd2725ef5722967051ffe79a5eb22d30c5f3eaef3b9586145cc77ea221c252ba5
Markdownb6bff052b38dc5e4176a4220092ed2c25ac8764d10c98f22987833f067cd438e
PDF
Publication page16b677485edbba7b148119ad8bc04f6c694c8ee9dc082afb05bee57addd2aeb1
Manifest7ccab6a5e47842115451f0bc545e9df27ba8f44f2da7ca9ed456bd93bec750aa

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
SignatureqW4dB0gd1X68bbD6q/wGCbxmuXuRGTJEW2KJZW4EO279p2Z+QT2NbI9sp2XXfky+GW/Cf7Qymbqh08+qI3NKAQ==
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

2026-09-17T11:09:07.555626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046136
observed 16b677485edbba7b148119ad8bc04f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.535785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046136/manifest.json
observed 7ccab6a5e47842115451f0bc545e9df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.515523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046136/publication.md
observed b6bff052b38dc5e4176a4220092ed2c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.490674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046136/publication.txt
observed d2725ef5722967051ffe79a5eb22d30c...
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.