OpenTechnical

OT-2026-000044842

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000044842) never changes.

Identity and time

Publication numberOT-2026-000044842 · never reused
Internal UUID01a0ae7c-911b-7031-8386-d3cc3187438c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044842
StatusPUBLIC

Content hashes

Canonical text09767663ea020bb5566ae372c4f6147babb1fd2bd4df4500ced87daf0367ff19
Markdownbb9f041149d1eed0ffa3c4cb846b1ac15ecd3ef7759ad15432516fe32828f62e
PDF
Publication pageeb5a7da2c2c66d66ca80af58c2c9cfb503f2d90103dd599a62d73032dd43b936
Manifestfc44a2e5b22da15561cf784d3419a60a868da6bae05560361505c7a03cdbdfd2

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
SignatureDg8SSAgjhkVYWyGYEWhtttdKnkVM4ursBa5pTEbRKzMYJt6McSDx1FPqCwwNZ/kWS9c/z1c1lqyJRTxt8QWWAg==
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

2026-09-17T11:11:29.087307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044842
observed eb5a7da2c2c66d66ca80af58c2c9cfb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.069839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044842/manifest.json
observed fc44a2e5b22da15561cf784d3419a60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.050972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044842/publication.md
observed bb9f041149d1eed0ffa3c4cb846b1ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:29.031555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044842/publication.txt
observed 09767663ea020bb5566ae372c4f6147b...
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.