OpenTechnical

OT-2026-000083800

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000083800) never changes.

Identity and time

Publication numberOT-2026-000083800 · never reused
Internal UUID01a0ae98-0417-707d-920f-2bf4b9269772 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083800
StatusPUBLIC

Content hashes

Canonical textc2e25c0416916708da5736b1779712e6cc0e3867d444a475beb25b38d41bcbb7
Markdown800c281c24ecec52f47368d5f5ac123110badc5f7f0cefaa7f87469b1febb7ac
PDF
Publication page13d981c58735d424c1e54996027bbe12d0f5ff1db63fc58913137152f4d4d931
Manifeste79547e20f1791d43fc25b6c633e30f42376ccbfd8b98879fbe3526c582cdac3

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
SignaturexjDIjLXJo4iyGf5uo94EFj/LcxidOvUsZVXFIa0+EJbrvZ1It2gAbf1ZZpvCcxFwT7SCQUZkVQrUdLPNjO4MAg==
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

2026-09-17T09:57:26.833561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083800
observed 13d981c58735d424c1e54996027bbe12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.816115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083800/manifest.json
observed e79547e20f1791d43fc25b6c633e30f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.799032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083800/publication.md
observed 800c281c24ecec52f47368d5f5ac1231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:26.781316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083800/publication.txt
observed c2e25c0416916708da5736b1779712e6...
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.