OpenTechnical

OT-2026-000013114

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000013114) never changes.

Identity and time

Publication numberOT-2026-000013114 · never reused
Internal UUID01a0ae6d-6fc8-7a5e-a014-20bb33df692a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013114
StatusPUBLIC

Content hashes

Canonical text0166091b975c50d1bf8d3974ecf6e07c5bf60412e686e5a1b0dbbfe2ef0d0d0c
Markdown7d2a160e689d81d53025521c3702c8f47178ceeac7ea08d0542f33d901ddb6ea
PDF
Publication page302c301c78e489a87290dd40edbe2974fcac748a484690908b38e36abdf4c455
Manifest91e4a5ed22f0f32d1ad3b4b6edc78ab8f55bea77cb0bcea634257a43663f3a29

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
Signaturet8MbAbi2a7IRpYtK+Gjd2GMalnd4G5NyLFQ7kaf/qYusr7QEOHC33TLslQq/crrXh1ARq72ie0ZszFcryQVXAw==
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

2026-09-17T12:09:23.994350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013114
observed 302c301c78e489a87290dd40edbe2974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:23.973954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013114/manifest.json
observed 91e4a5ed22f0f32d1ad3b4b6edc78ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:23.954314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013114/publication.md
observed 7d2a160e689d81d53025521c3702c8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:23.933567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013114/publication.txt
observed 0166091b975c50d1bf8d3974ecf6e07c...
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.