OpenTechnical

OT-2026-000102815

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102815) never changes.

Identity and time

Publication numberOT-2026-000102815 · never reused
Internal UUID01a0aea4-858c-737d-8065-27dc05fe0caa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102815
StatusPUBLIC

Content hashes

Canonical texte6aa44aa0950ae2d4507f65aac1d45de621483826c061246542f5f4a10f0a8aa
Markdownf1406f79804a2a94366527b16b0558a7895ffbc5c133ca07906adb998efce0c5
PDF
Publication page12186866fe28feb77639fe243e8754ff357a9433b0d7991e18eea57cc528f2f2
Manifest4b40b262bf44b90a7eaf54a974d879632033e0518e93c52945311630de08d979

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
Signaturen8MzlK2ZWzyvaC1lUt48uBQT5GMNXrLwiJZKiKpXPDcVdxMlQXCfRHvFpSzNn3tHaUxePIh1wfEktYWd8FqfDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:20.807780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102815
observed 12186866fe28feb77639fe243e8754ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.788400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102815/manifest.json
observed 4b40b262bf44b90a7eaf54a974d87963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.768798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102815/publication.md
observed f1406f79804a2a94366527b16b0558a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.750644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102815/publication.txt
observed e6aa44aa0950ae2d4507f65aac1d45de...
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.