OpenTechnical

OT-2026-000025471

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000025471) never changes.

Identity and time

Publication numberOT-2026-000025471 · never reused
Internal UUID01a0ae71-5fa8-711a-8b73-e1329a5d5985 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025471
StatusPUBLIC

Content hashes

Canonical text537253ffcd51468de697b1965ff79b1b0cd59123006252571b2ffea387a095a2
Markdown7df81dbf89aa9f32f7b3026db48b6cc4a7cbc2ccd9cbd1f8d14288364287af71
PDF
Publication page1f53204343ed106310dad8c39ac15da6d0db9cfc9635624b3223f32f8aae3d34
Manifest94e73c48ff9e6451ee15cdcd59763b933324539870d8fb658ddb09bd6664798c

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
SignatureTUzcmrFXb2LHwQ4b6/IyPmfXuYBLaNHrMr/gMomOUYwZpSZEY9UjVPxaei+FolpWt3ytKVl16p3UtGbSH8nwAg==
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

2026-09-17T11:47:33.589780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025471
observed 1f53204343ed106310dad8c39ac15da6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:33.573145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025471/manifest.json
observed 94e73c48ff9e6451ee15cdcd59763b93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:33.555136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025471/publication.md
observed 7df81dbf89aa9f32f7b3026db48b6cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:33.537899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025471/publication.txt
observed 537253ffcd51468de697b1965ff79b1b...
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.