OpenTechnical

OT-2026-000033443

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000033443) never changes.

Identity and time

Publication numberOT-2026-000033443 · never reused
Internal UUID01a0ae75-a38d-7f51-8dcf-45d0f3311632 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033443
StatusPUBLIC

Content hashes

Canonical text3375799d24a36ecde74ca7c621fc55393e0d383c7a63bf52afffff162f622bc3
Markdownc1a6e2982cdf5a99264068467dbc6249b5c5f550ca97f95d88a7ac8135da2b93
PDF
Publication page37a15e725005e958ae08eb3098d29cddcf5bdc7655b37f536db865ebbb591895
Manifest51176f4107c3a770e6d90ed773fc79d02a1fe7587049d156748ba2b9c5731bc8

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
Signatureq1vHfDDjYso7vbbhwfu/cbFoRrr4NZlirJwIiUvEZDVcRI7f/HsVQ00E0EckqSzgelApXD3WjbWmRSBUjf2mDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:16.519032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033443
observed 37a15e725005e958ae08eb3098d29cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:16.502672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033443/manifest.json
observed 51176f4107c3a770e6d90ed773fc79d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:16.483076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033443/publication.md
observed c1a6e2982cdf5a99264068467dbc6249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:16.463735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033443/publication.txt
observed 3375799d24a36ecde74ca7c621fc5539...
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.