OpenTechnical

OT-2026-000077402

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000077402) never changes.

Identity and time

Publication numberOT-2026-000077402 · never reused
Internal UUID01a0ae94-f509-7cc1-8e20-172b0e100e01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077402
StatusPUBLIC

Content hashes

Canonical text2db086e68bad588ab7569e631f5898477cefdce99b7a7450c325a3dd1f70e341
Markdown688ac51f7c32d5fea64ad0748130f3e30f6245e0086c96fbe477df65e34930db
PDF
Publication pageea365d5d7ab758de324f5918155f814c83bcbb6fb03e6778e5edaa5eec8c9345
Manifesta3be4fd8e85d66ed35b2c1590f315e7ed5fe74173e4e1d7d6b9b4dfc975372c9

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
SignaturejYyCnB7SRjz/CU+hhGoFx3Zqo/qMJ/Mx93+gp8UyfxC3UkSeFNr+KVF5MLK7FlYtLC3C5tLKUHYm+uUnP3tzCQ==
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

2026-09-17T10:09:03.056775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077402
observed ea365d5d7ab758de324f5918155f814c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:03.038346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077402/manifest.json
observed a3be4fd8e85d66ed35b2c1590f315e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:03.020040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077402/publication.md
observed 688ac51f7c32d5fea64ad0748130f3e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:03.001729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077402/publication.txt
observed 2db086e68bad588ab7569e631f589847...
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.