OpenTechnical

OT-2026-000092440

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092440) never changes.

Identity and time

Publication numberOT-2026-000092440 · never reused
Internal UUID01a0ae9d-b5fc-752b-a62b-cee65a031f62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092440
StatusPUBLIC

Content hashes

Canonical texta217d07e6d9610734f533ebc9677047fb519d8d8d938d0e3ffc5ed07a94216a4
Markdown1f75fc196927b93e1e840fd0a22e43da3ef1b0ca177a7711d45ccc4ed4752850
PDF
Publication page062106c134da8b566268da8a77a5b4016916403ecb22b989e741a3fe04632575
Manifest93e875c3698ac2c45f87931d80fe6811807e45481d926062ddde0099b460f0f7

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
SignatureMBZB9O/2/OfzVvJsBg87exCA3rcIsq+PX92rHTIJoy6/g8+ONcMABtdq5c1mHnBA0vCWe2TrLZMrp523e5cgCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:59.875304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092440
observed 062106c134da8b566268da8a77a5b401...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.857977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092440/manifest.json
observed 93e875c3698ac2c45f87931d80fe6811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.840000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092440/publication.md
observed 1f75fc196927b93e1e840fd0a22e43da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.823508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092440/publication.txt
observed a217d07e6d9610734f533ebc9677047f...
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.