OpenTechnical

OT-2026-000025598

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000025598) never changes.

Identity and time

Publication numberOT-2026-000025598 · never reused
Internal UUID01a0ae71-5fa9-7d3b-b95c-37877980a802 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025598
StatusPUBLIC

Content hashes

Canonical text3c912ed07c1f5db8ca2b485231b222c626b1822c194173eead003bbae183840a
Markdowne7b0247c159769cf9c26d539ef55c4e8af2d708a59d2e073b1628502d65a45cf
PDF
Publication page2ae28e75a881bf98e2530a4bf3dbefb83159cfe14b03267c0ad600b15353c586
Manifest13427663e6f6a2d6b3ae833194edd7be696bb68aa1d635e61b53eab4053aa362

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
SignatureKaw8kYK32p4wMqzi+gF0kD+fBaK0cxEdAKx/qoZeiMrO9pM/p+rVybWMbGY6iH/0yu2URr00BGxAahFsNe4zDg==
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

2026-09-17T11:47:46.018302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025598
observed 2ae28e75a881bf98e2530a4bf3dbefb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.995450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025598/manifest.json
observed 13427663e6f6a2d6b3ae833194edd7be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.975026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025598/publication.md
observed e7b0247c159769cf9c26d539ef55c4e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.955905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025598/publication.txt
observed 3c912ed07c1f5db8ca2b485231b222c6...
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.