OpenTechnical

OT-2026-000086335

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, 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-2026-000086335) never changes.

Identity and time

Publication numberOT-2026-000086335 · never reused
Internal UUID01a0ae9a-2c96-76f1-a019-12038ab0120f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086335
StatusPUBLIC

Content hashes

Canonical textfc498ecd19af11d83b5435d63da09010324e1e2c3dd57f85e9df2b27ea7d4134
Markdown41c3f75c4e105ece2d345c20a8067cf3e95f7afdc601b6d7f1c91c5777de207c
PDF
Publication pageab1209b0cd051e83a58e405419860457bad16efa4902c49da0abf3d2087f55ea
Manifest9e115ac5c8666428671bf9ca0e155226c201679ac6ba05ff82fe896d1aff9efc

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
SignatureknTpfWV5mLb+GwK6uLormrN6ATaZ4H0xhlvZdOLu/MgDNCQD1xG6CkJ51e4ErHWAD8B1Kb3Mi1qOpYDgGAgKBA==
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

2026-09-17T09:52:01.568513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086335
observed ab1209b0cd051e83a58e405419860457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.549723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086335/manifest.json
observed 9e115ac5c8666428671bf9ca0e155226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.531519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086335/publication.md
observed 41c3f75c4e105ece2d345c20a8067cf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:01.511365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086335/publication.txt
observed fc498ecd19af11d83b5435d63da09010...
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.