OpenTechnical

OT-2026-000032054

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000032054) never changes.

Identity and time

Publication numberOT-2026-000032054 · never reused
Internal UUID01a0ae74-bad3-7324-b053-713fdd1eb9ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032054
StatusPUBLIC

Content hashes

Canonical texteb0ea12f951af31dbc11b2a9bd3b0251da2814ed154758584260bca9bcbd9b12
Markdowna923e4da1dbf5ec17b26c7469c0c33ec0e7362dfbc43a4bd648f751230a3055d
PDF
Publication page78fa997345655fd68087a43c29d052d1923ac2c47495e33325ae1583c69c6940
Manifest942ade30fd322e467834db552144ff7ca3069e4cbd42a932a640ee6f1e9e17c4

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
Signaturen9ZJj4RynogSgsW9QW2rsUFuFMKkYYL3r31ioSVx6YZ9LEgfHJqb4hU3YSAil2ivBE5LICJRKqbnT5mXJlwJDQ==
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

2026-09-17T11:35:28.226119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032054
observed 78fa997345655fd68087a43c29d052d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.208569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032054/manifest.json
observed 942ade30fd322e467834db552144ff7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.191232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032054/publication.md
observed a923e4da1dbf5ec17b26c7469c0c33ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:28.173146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032054/publication.txt
observed eb0ea12f951af31dbc11b2a9bd3b0251...
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.