OpenTechnical

OT-2026-000031466

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000031466) never changes.

Identity and time

Publication numberOT-2026-000031466 · never reused
Internal UUID01a0ae74-87ae-7303-a769-1135c6531a08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031466
StatusPUBLIC

Content hashes

Canonical text716de4777258217945075213f45bdd3dc035a9691e9217004568ba12852df5f1
Markdowna45de893393fe70f438374aaa5d9c69ffcd9313e3571bfc8c3d4f4bb23b066cf
PDF
Publication page5419e0102267cb2c42bc481ffa3587777058ef3f1832115154e907540f09b452
Manifestf56883c6df5ce243fd0154ff5308f18251eb65f74b8379cdff51c64e52e5f3d6

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
SignaturePYQZvQ9dMe0OFK5ZdYiU+p0Uvw6d0Fccs+REbBlnNsR1Nfbe8AXPkeTkWb7nzt9dBqXBXHT4LisZxGMVtju4Dw==
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

2026-09-17T11:36:11.807386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031466
observed 5419e0102267cb2c42bc481ffa358777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:11.790694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031466/manifest.json
observed f56883c6df5ce243fd0154ff5308f182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:11.773517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031466/publication.md
observed a45de893393fe70f438374aaa5d9c69f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:11.755597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031466/publication.txt
observed 716de4777258217945075213f45bdd3d...
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.