OpenTechnical

OT-2026-000061794

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented after 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-2026-000061794) never changes.

Identity and time

Publication numberOT-2026-000061794 · never reused
Internal UUID01a0ae8b-b8ac-7848-a178-67ece7a344eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061794
StatusPUBLIC

Content hashes

Canonical texta77250da73a0dc8e3ce8774e75185d09b2a4ee78bf0175dfa867864b92a054c4
Markdownf439bf47af241715f5f1b65cf16cd60af6dfda2161cdfc910b31ad8d986d3dc6
PDF
Publication page7488e3804d61e95d8dfb70cf5fc6af916b05a1b950abd314ee1e2e3d53aafed6
Manifestfd9393eb60726706a5fd920190f78b419afe1ecce3fdadc0b9cf6d50c427f9d4

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
SignaturedsQyj/3gcE7yESeb7U5G8rjKJGX66YO04sO2yXqgWwob+FR1ODqmqDZEcGCUxmVZUEOiUHifR7xBBDR2ovAxBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:30.866261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061794
observed 7488e3804d61e95d8dfb70cf5fc6af91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.847089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061794/manifest.json
observed fd9393eb60726706a5fd920190f78b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.828327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061794/publication.md
observed f439bf47af241715f5f1b65cf16cd60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:30.809632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061794/publication.txt
observed a77250da73a0dc8e3ce8774e75185d09...
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.