OpenTechnical

OT-2026-000034374

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000034374) never changes.

Identity and time

Publication numberOT-2026-000034374 · never reused
Internal UUID01a0ae75-df0e-76fa-9e6d-fb3188c590f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034374
StatusPUBLIC

Content hashes

Canonical textf16d700eaa91e7ae7caad5695be538d16a4666857143bf9ef5f81c0aa04abfe0
Markdown729f23817cd8c66734337854a6c3748f702a151a2f4736792566f66cf6d36d3b
PDF
Publication page0edbf482043808a97a8d90b45e8f421e111bad4f49661b00287264e3fd288f0e
Manifestc8d3e67d4745a80512dc795d133b5cd7f470e030bd803e1c894b579cc4ced9c7

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
SignaturehNjjSwYVgd3ZdwltsCR8V0k4AA8LvcdGnzUoAJirSsAR87TmRbHA4lAz3ApMFJg3L8pDcZg2EfXvCEzTBca/CA==
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

2026-09-17T11:31:05.002952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034374
observed 0edbf482043808a97a8d90b45e8f421e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.983344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034374/manifest.json
observed c8d3e67d4745a80512dc795d133b5cd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.964758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034374/publication.md
observed 729f23817cd8c66734337854a6c3748f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:04.946339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034374/publication.txt
observed f16d700eaa91e7ae7caad5695be538d1...
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.