OpenTechnical

OT-2026-000085683

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, sustained 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-2026-000085683) never changes.

Identity and time

Publication numberOT-2026-000085683 · never reused
Internal UUID01a0ae99-aaad-7631-9e40-6820da60507a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085683
StatusPUBLIC

Content hashes

Canonical textaf4661bfe64fe26f455381cdda808b379ce78fe9c9a98f5a0b0714ef301feacf
Markdown695523ef3ae4ea283e30d7dd85aac558113c1b0cb9badd229c633d56a64fae8b
PDF
Publication page2e83d5eb7ce737eb4b3ee788b7123ec0821a8986decb4a5ae3125d98d9fa1a94
Manifesta7fb7288fb0314b359ef1d230980d9bd2a5ebf6315fb6047e989ac2ea9b1df02

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
SignaturemqxL753H3VaCNwmfR9hpObG+agoA6bq4B093cwkzB8JsWX0w8Hmkn4Jvz+8e5mozW/QIWltJOY+7WCZ/shevAQ==
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

2026-09-17T09:54:34.942136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085683
observed 2e83d5eb7ce737eb4b3ee788b7123ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:34.921827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085683/manifest.json
observed a7fb7288fb0314b359ef1d230980d9bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:34.904080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085683/publication.md
observed 695523ef3ae4ea283e30d7dd85aac558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:34.886120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085683/publication.txt
observed af4661bfe64fe26f455381cdda808b37...
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.