OpenTechnical

OT-2026-000083070

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000083070) never changes.

Identity and time

Publication numberOT-2026-000083070 · never reused
Internal UUID01a0ae97-c962-79c6-91cc-2c195d44c1c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083070
StatusPUBLIC

Content hashes

Canonical text2723a88ec11c43469f046b36d8142a892b9d47de464fef5150bbb6cad926a8d4
Markdown550eab2c7ef5df1145bf47aa4ef22ee01a80acf67a74fa757aff05c7b2c16c1c
PDF
Publication pagea6b60b6efe9e9b3781c71058feedac887c3b53a368c8a70f928a27ff64228958
Manifest237023e3ecd81a3ff83b00027073d6a4254c915528aaf0e13dce7c092bd0b59c

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
Signature6UvJo2i4c/aeLjwXn8yz4X9wFng4h9TS92FTd7qASZlEMLcG4Px6CkDqshjcJ59dSyZruBYv841AES1aydZDDw==
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

2026-09-17T09:00:31.377841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083070
observed a6b60b6efe9e9b3781c71058feedac88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:31.355922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083070/manifest.json
observed 237023e3ecd81a3ff83b00027073d6a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:31.336941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083070/publication.md
observed 550eab2c7ef5df1145bf47aa4ef22ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:31.315027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083070/publication.txt
observed 2723a88ec11c43469f046b36d8142a89...
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.