OpenTechnical

OT-2026-000043514

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000043514) never changes.

Identity and time

Publication numberOT-2026-000043514 · never reused
Internal UUID01a0ae7b-92cf-7af4-a21a-5b9c74c9ef25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043514
StatusPUBLIC

Content hashes

Canonical text4c1a494f896509ca0853510055ed55525173bf72e1529865ad413264bff24806
Markdownd48bc92e37014763e7869455f5dbfc23b44f8df5c94b1a4877ac0baa9581cfb1
PDF
Publication pagea11fa4316335731dd78ebf3e894c4d317e58f11a8c57ccf1e1f48a2568f870c9
Manifestc6be94f7db2bd24bd9c2a8184761c7a5d91b9e2af2ef335eb6fb66414e36a9b3

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
SignaturepHeOgZoqC1osJl9b/8ouH+l7mYVpp9I4ytEpEPRKgLeMMchyrPL1hhxQOARVwjKZASoBgTkqLXrGQzYTfcUVAw==
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

2026-09-17T11:12:53.176996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043514
observed a11fa4316335731dd78ebf3e894c4d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:53.158943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043514/manifest.json
observed c6be94f7db2bd24bd9c2a8184761c7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:53.138981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043514/publication.md
observed d48bc92e37014763e7869455f5dbfc23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:53.119065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043514/publication.txt
observed 4c1a494f896509ca0853510055ed5552...
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.