OpenTechnical

OT-2026-000047896

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line 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-2026-000047896) never changes.

Identity and time

Publication numberOT-2026-000047896 · never reused
Internal UUID01a0ae7f-c421-76e8-b78c-6f4c94e35b6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047896
StatusPUBLIC

Content hashes

Canonical textc96e4424094745d4da133da686d6512d1f24e9cb6f604d92306be98521adcb37
Markdown11a52dd0fb2bd3e8da33a0eb0b47ba6d0f116a58cace1511d9c98bd65dbe93f7
PDF
Publication page19eb5290251df26900fa5c66dc47de901457896deed2d91a48cf673daee76d95
Manifest92928412acf08c5ee751df9a80405550695348e94f00823e611366916a572d85

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
Signatureb9zYgO0rOWPCMOvaKCbzKSIZ5FuIckIjthxkFlWWRJwuOYfsLAMFM52sG/Nrn72MuX38D1ejGAGvLTwO7qv2DQ==
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

2026-09-17T11:05:50.122735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047896
observed 19eb5290251df26900fa5c66dc47de90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:50.104280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047896/manifest.json
observed 92928412acf08c5ee751df9a80405550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:50.084779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047896/publication.md
observed 11a52dd0fb2bd3e8da33a0eb0b47ba6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:50.065046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047896/publication.txt
observed c96e4424094745d4da133da686d6512d...
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.