OpenTechnical

OT-2026-000085804

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, sustained 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-2026-000085804) never changes.

Identity and time

Publication numberOT-2026-000085804 · never reused
Internal UUID01a0ae99-e829-7703-9b42-e75dc036b50b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085804
StatusPUBLIC

Content hashes

Canonical text5919969ff107613aa8946d62201cd828d44c0d7f65aeb7d891c893093750c0d2
Markdownb80024110b798cb9486e6cb97cc587b3bfe4ee6f916688a960f1ff870ed2786c
PDF
Publication page4c6275d16247845eaf2c8fec132b4df56a1c1c5e18d589e2acfebe034947a9c7
Manifestbe72385d42d7559d11d5689fcdbc0c2880806668723d619965a5176b8f3c4168

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
SignatureBKxN+I8dseAtiSsxSO98DdzzwriwPWDffKJKvgU8laEx807Yyjs3nFN+nfWm17z0lz9h4aN+9lk0LpQZqleCAg==
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

2026-09-17T09:52:43.299414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085804
observed 4c6275d16247845eaf2c8fec132b4df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.282370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085804/manifest.json
observed be72385d42d7559d11d5689fcdbc0c28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.265100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085804/publication.md
observed b80024110b798cb9486e6cb97cc587b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:43.247118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085804/publication.txt
observed 5919969ff107613aa8946d62201cd828...
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.