OpenTechnical

OT-2026-000023700

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000023700) never changes.

Identity and time

Publication numberOT-2026-000023700 · never reused
Internal UUID01a0ae70-aed4-7fb9-b0f8-86c2a042f737 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023700
StatusPUBLIC

Content hashes

Canonical textd566b163760cda99c7859993b3cf7f842798bcd51c80c383cff9b0b30b40e098
Markdown0443cd16029a010cf7d7cfb0ebf24650acebf19a1999a55c3d2a11edf4b405e5
PDF
Publication paged49e228d3dff7ace643ded8a2bdf55bbf232124d4d57e863aba2f7d0fe2bc7ba
Manifest5a5d90e29264b1b79891d8f9cac0ad56f9f496444bc364324b77a3bb91ffb56e

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
Signaturei3b6MYYSGq8afvz5Zfm9cuHn4ZHlKjXfsxJspY8KOmmenOSmPHGhKaia5CIYA5sNPOSsBDZTNcY1gbr3mZ0dAw==
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

2026-09-17T11:50:01.961555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023700
observed d49e228d3dff7ace643ded8a2bdf55bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.943713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023700/manifest.json
observed 5a5d90e29264b1b79891d8f9cac0ad56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.921862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023700/publication.md
observed 0443cd16029a010cf7d7cfb0ebf24650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:01.903746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023700/publication.txt
observed d566b163760cda99c7859993b3cf7f84...
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.