OpenTechnical

OT-2026-000083002

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000083002) never changes.

Identity and time

Publication numberOT-2026-000083002 · never reused
Internal UUID01a0ae97-c961-7abf-b76a-2797eb54a35e · 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-2026-000083002
StatusPUBLIC

Content hashes

Canonical textcc885f3f4a9ca69fc5ea259c45ad551cb5159f571a7b645f24fcbd88096fd72b
Markdown7a6f55d6495bbe9b947029639eed4957467be8e7721d52c0caf7e1218b9172ea
PDF
Publication page0cd0566dfdf18c0791a12be75f457670c022719ede305cd7da6d600ff0309cdb
Manifestbed7d474c9857151bbbb7825c33b1097ae72bf9756031f6e7fc97eae6e19f7bc

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
SignatureRvsTnvkXOJ+UjA49ok9MVCgs+T63IbNGldoCKAOlBj8GvAQ0Rj6Bz0iAlwz/jaKKXwdOji6sTSDbnikOpsBvAQ==
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

2026-09-17T09:00:06.142782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083002
observed 0cd0566dfdf18c0791a12be75f457670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.122991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083002/manifest.json
observed bed7d474c9857151bbbb7825c33b1097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.104450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083002/publication.md
observed 7a6f55d6495bbe9b947029639eed4957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.084681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083002/publication.txt
observed cc885f3f4a9ca69fc5ea259c45ad551c...
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.