OpenTechnical

OT-2026-000032288

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000032288) never changes.

Identity and time

Publication numberOT-2026-000032288 · never reused
Internal UUID01a0ae75-106d-78ca-8891-cad358c57859 · 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-2026-000032288
StatusPUBLIC

Content hashes

Canonical text3a4ccc2d3ff477d9d7b3ce79cf9d3c81328e0c4d8d0da36fd1a6140707091cf8
Markdownc112f4fcff5d46cf51f7ee59d8ee254e8c1780f4908ee2d8e987c42b921dff3b
PDF
Publication page0cd80cba69b5c8fef24afe984b9529f5033f8a8d769cb11c9c3e3596452480e4
Manifeste6f203deeb7785242ce06bd0b7d61d94874edfb0498d444827248472872768ab

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
SignaturedqD4OMoLWEShYHWHJZeyn0zaSLml4stvWuc30TdtVfgkMKFl40WjE9ZCq9v9q49V9FakkohLrokVJOeWj92WDw==
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

2026-09-17T11:33:06.797946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032288
observed 0cd80cba69b5c8fef24afe984b9529f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.779960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032288/manifest.json
observed e6f203deeb7785242ce06bd0b7d61d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.760719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032288/publication.md
observed c112f4fcff5d46cf51f7ee59d8ee254e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:06.741626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032288/publication.txt
observed 3a4ccc2d3ff477d9d7b3ce79cf9d3c81...
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.