OpenTechnical

OT-2026-000040599

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000040599) never changes.

Identity and time

Publication numberOT-2026-000040599 · never reused
Internal UUID01a0ae79-6d0e-7141-810d-d232f8ad148a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040599
StatusPUBLIC

Content hashes

Canonical text8169ead4be0592df034588050b4ad3770b7e7ff68aa5f7d7f356cb406e3831b4
Markdownafc83e1609e7c3b1320a52bbf57ca0015b8262f38ed945750665c5851f9b20fb
PDF
Publication page61b9c7fc64fa36b712ded3854c343974f8a77e8ac9363a77190ed6dda3f8059c
Manifestce227ee89498a9be934f3c691bb23cbebcd270f2e6a5cec198a6d3d9ebc4a0a3

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
SignatureGe3WX7G1wccZYofnB7ErsKT9NrQQRqzYvxWqOEWZ2qypSDf9A3cBA0M4IJzr6i39Mvo67UTw13LoIkoWrHLHDg==
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

2026-09-17T11:17:46.323641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040599
observed 61b9c7fc64fa36b712ded3854c343974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.307120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040599/manifest.json
observed ce227ee89498a9be934f3c691bb23cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.289209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040599/publication.md
observed afc83e1609e7c3b1320a52bbf57ca001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.269642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040599/publication.txt
observed 8169ead4be0592df034588050b4ad377...
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.