OpenTechnical

OT-2026-000013236

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000013236) never changes.

Identity and time

Publication numberOT-2026-000013236 · never reused
Internal UUID01a0ae6d-6fc9-7e64-ab78-307976b7a6ec · 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-2026-000013236
StatusPUBLIC

Content hashes

Canonical text47c0785a305f9340e55caf6767be5696f3fe37b72f1237b6c1733a774b4ccb8a
Markdown099b75ea5901b31517c1c07bcf99d7447a1b7cc15fdf7bc13e3d2d675e4fcdfd
PDF
Publication page0e0cbe41db25af3ce5b967cc0ae9db2dc7f377113f20882560d9c8fcb950b1bd
Manifestabce4c3be6a990c402a2fa33eff3ad26512bae228af77a278ad2e5c7efdbeb89

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
Signature3L3h3BuWmyTBSpXBc77i7LWRVkuVz8dsqX94qjYSaTdhDorOevjg8CbNFKv0Htg1CBLBWkteeetwMyGbTpqXDg==
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

2026-09-17T12:09:38.117807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013236
observed 0e0cbe41db25af3ce5b967cc0ae9db2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:38.096828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013236/manifest.json
observed abce4c3be6a990c402a2fa33eff3ad26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:38.077987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013236/publication.md
observed 099b75ea5901b31517c1c07bcf99d744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:38.056982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013236/publication.txt
observed 47c0785a305f9340e55caf6767be5696...
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.