OpenTechnical

OT-2026-000085379

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, 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-2026-000085379) never changes.

Identity and time

Publication numberOT-2026-000085379 · never reused
Internal UUID01a0ae99-aaab-702a-81d2-5898f813bd6a · 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-2026-000085379
StatusPUBLIC

Content hashes

Canonical textee932e4e16902f15d11497e2bd273f465bf25014aada5bdc4cee307739b65125
Markdown3b38655bc7753586142fe9e3c73ea262c64360137669fe43427bbf719a36aec1
PDF
Publication pagebc20d584abd37a056cc4a19f424161259ebc73920eb5c813b7ae1c9f1774b641
Manifest59421d64800a3ca5762eaa247a5e89f5ff671f1748d4bf0720432adf6fae4ba2

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
SignatureTcYGRCYsAHMu8r8EiC5vgKqJRNGLiUS0K4u5+mElMkFouciC6I63zyRVAH1UsKjDjGj7pvp7vtEobuC0mOOvCw==
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

2026-09-17T09:54:08.358047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085379
observed bc20d584abd37a056cc4a19f42416125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.327925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085379/manifest.json
observed 59421d64800a3ca5762eaa247a5e89f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.307790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085379/publication.md
observed 3b38655bc7753586142fe9e3c73ea262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.286419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085379/publication.txt
observed ee932e4e16902f15d11497e2bd273f46...
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.