OpenTechnical

OT-2026-000032349

Publication integrity record

Four cup 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-2026-000032349) never changes.

Identity and time

Publication numberOT-2026-000032349 · never reused
Internal UUID01a0ae75-106e-7a30-b4a0-77d175ca6674 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032349
StatusPUBLIC

Content hashes

Canonical text2418a0102a897a5bc016235d797be61a2fcac5acb638d1a39ef1e1f5152ffd19
Markdown9a0ab1ef9e007a3fd6a15108a7ef2b582b0b8ccc2289b165fb6ced99e87ecd22
PDF
Publication page80f74d408e2b17d20b9610d59caeda98c0ecab3231a8e74ecaa427788260f9b2
Manifest9f54784c46f2c37a972249b1787d91faac7c2b3d068757a21c1330f061d3b792

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
SignaturenKvkg2l7ftZz/p56cRNgn8Lq73g6OUTgzerW2X/wV0CBW7XUd6z3MtqscEuCBjgvB0a9UrDWjfmjlxvQuQwCDA==
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

2026-09-17T11:33:43.325696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032349
observed 80f74d408e2b17d20b9610d59caeda98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.296394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032349/manifest.json
observed 9f54784c46f2c37a972249b1787d91fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.278487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032349/publication.md
observed 9a0ab1ef9e007a3fd6a15108a7ef2b58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.260470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032349/publication.txt
observed 2418a0102a897a5bc016235d797be61a...
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.