OpenTechnical

OT-2026-000062768

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000062768) never changes.

Identity and time

Publication numberOT-2026-000062768 · never reused
Internal UUID01a0ae8c-6389-7b4c-ad69-48c324d5ff67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062768
StatusPUBLIC

Content hashes

Canonical text08d560af535269099bc18efc6a83408bb7ba60f4e9e051eebb3a118f2d7b5a40
Markdown1560a59856dbc1be3805c92037ab93dc79468d6ad7b960eda0bbd1e39eb5ac61
PDF
Publication page446fb56131d7811b6840282aaf801423415c959c41ecbec298e956515c23594a
Manifesta547192a470480ca1001b37dbaf8119e1e7d32ed4923b9a5776929965dbcce27

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
SignatureG39RQITAu8YvL/8vMedjUHALPEc40kl3Lp4KnknOlFri58WiGN3xoGzi9ulKJmhlQlIb3I7wBAZyDUCpAtbuBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:21.174513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062768
observed 446fb56131d7811b6840282aaf801423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.156995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062768/manifest.json
observed a547192a470480ca1001b37dbaf8119e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.139457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062768/publication.md
observed 1560a59856dbc1be3805c92037ab93dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:21.121598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062768/publication.txt
observed 08d560af535269099bc18efc6a83408b...
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.