OpenTechnical

OT-2026-000023203

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000023203) never changes.

Identity and time

Publication numberOT-2026-000023203 · never reused
Internal UUID01a0ae70-7267-758b-af1a-9838b9e1c330 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023203
StatusPUBLIC

Content hashes

Canonical text0109661d16ff8e9786b5152107f8da7e344e66d38509b5c95bbcb584afd699f0
Markdown40a2d259f48715661ac0e85ac2d862057fcd5c2e388d637dccea0d544155e92c
PDF
Publication pagebce73040738015b0ea2a3842515d2131e3d2dd88c8df78a9c0e102aa12c6d6ff
Manifestfed7e5acea1026c2a07b86a034410e29e2766aed30bbdf1fc1d32c9a20db4072

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
SignatureBEnyZ035VlvYysKyFroivgWW5uvVtYUjHj/jS+JYsLKmyylZ7AxmInPH8kW4X5ClQAer5fnUmQ7Q4jUyhnvhDA==
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

2026-09-17T11:51:09.525570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023203
observed bce73040738015b0ea2a3842515d2131...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.503032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023203/manifest.json
observed fed7e5acea1026c2a07b86a034410e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.481353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023203/publication.md
observed 40a2d259f48715661ac0e85ac2d86205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.459261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023203/publication.txt
observed 0109661d16ff8e9786b5152107f8da7e...
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.