OpenTechnical

OT-2026-000033820

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000033820) never changes.

Identity and time

Publication numberOT-2026-000033820 · never reused
Internal UUID01a0ae75-a391-75b8-976a-cdac19681a67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033820
StatusPUBLIC

Content hashes

Canonical text0f0f96be6389be310ad8b8b764dea9be3d6e04c7600f768aa51c80f0687b1872
Markdownf45638cd2079fc776cbf233f7ac80c085a50d7c44999ac37884ef722575ac9b8
PDF
Publication page900b1011cf122294b76a407afb7abbcd1e7743b29361b17bb358aa34647a630f
Manifestee0a924bc6754c0f2aa85e20adff5f553294558a0a7011d81bf15de92323379e

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
Signaturesg7/suuIuTXdBgCjZiMznJj99BHbTInkBQsGhZBMjOrEjz/BZu8ijL8pPqrTY8DZVwU0lrNkzLImJ7bHzkHzAQ==
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

2026-09-17T11:31:52.119145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033820
observed 900b1011cf122294b76a407afb7abbcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.102258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033820/manifest.json
observed ee0a924bc6754c0f2aa85e20adff5f55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.083849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033820/publication.md
observed f45638cd2079fc776cbf233f7ac80c08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.066846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033820/publication.txt
observed 0f0f96be6389be310ad8b8b764dea9be...
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.