OpenTechnical

OT-2026-000032666

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three 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-2026-000032666) never changes.

Identity and time

Publication numberOT-2026-000032666 · never reused
Internal UUID01a0ae75-1070-72ba-833c-efb49b60d808 · 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-2026-000032666
StatusPUBLIC

Content hashes

Canonical text2a7fe462fb767db0fd79116f264bd74d9a481e37af3d798b2ee85570c7b48727
Markdownd90e7a14bc6da397675575132863e5ed5122fd61d6a3867fc83a087752494148
PDF
Publication page0cf5333e68d8e0171d2ec7fd042cf144a1a8eb981cd011b59e1d6d5c1278f7a6
Manifest393fb6649767f6cff49f79db5c9478a3c1072f503a4427e71fd60736ae3ccb29

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
SignatureYmBv67omoVTkFsKlE+wC01qEDXVLEwQQs2esnD29bvt3FnHiqSbZ+YibR5+q+ySKjeki+SK6QgM/A1+0FiSSAA==
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

2026-09-17T11:34:15.930518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032666
observed 0cf5333e68d8e0171d2ec7fd042cf144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.914634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032666/manifest.json
observed 393fb6649767f6cff49f79db5c9478a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.894381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032666/publication.md
observed d90e7a14bc6da397675575132863e5ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.874989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032666/publication.txt
observed 2a7fe462fb767db0fd79116f264bd74d...
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.