OpenTechnical

OT-2026-000040146

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000040146) never changes.

Identity and time

Publication numberOT-2026-000040146 · never reused
Internal UUID01a0ae79-26fe-7873-a72d-40c114bb7481 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040146
StatusPUBLIC

Content hashes

Canonical texteffb281d6a8275618b38aac91461b0efce13d3c0859b15eb2f3be6c23020dbd3
Markdowna1002369c5630928bbe28e5f331730662f65c5d6a793ab51af03faddc39a65ac
PDF
Publication page13551d99e8375fcddd1b02ebb42f374a9f85c33874ecfd2bc8e0afe332b7947b
Manifest096e0f6520eb12ec0719bb746c7dcc3e73d62b3c19dcfec5a2275eccd6b53afa

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
SignatureZ2CPIlx196PHLM6hqLJIklD6c5Z3lqjRe1MeLTMfiT/YUgDoJcSnhEBOfZI00SXlv9UtmGiUk4QOWu1jlfL1Aw==
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

2026-09-17T11:19:01.128535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040146
observed 13551d99e8375fcddd1b02ebb42f374a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.113371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040146/manifest.json
observed 096e0f6520eb12ec0719bb746c7dcc3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.098940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040146/publication.md
observed a1002369c5630928bbe28e5f33173066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.083447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040146/publication.txt
observed effb281d6a8275618b38aac91461b0ef...
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.