OpenTechnical

OT-2026-000024690

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000024690) never changes.

Identity and time

Publication numberOT-2026-000024690 · never reused
Internal UUID01a0ae71-2726-7a78-94c3-b594cf7ccb20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024690
StatusPUBLIC

Content hashes

Canonical text4130deeb9c1550f3d5170992334f5a2b1e4a8ef8cba1993a58ff6d21e72de1f8
Markdown51fc972e0b328f2553af77a6a2d6b1c80a7fd0104f8b9a80f528e3d79bc3475e
PDF
Publication page2349975863d536f7da5802ad67b10c06d40848802e18c82600ebc5682d5d4536
Manifest3f4cb390009a7b401cf7c5671136b21e9082c16ec901443422f29eff2b5f4d26

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
Signatureji1aruAfQVtQIXlxs7WYhkMtFz1F/FrUA8l/g0JQ2HDeY64TgAOBsiPnVHX636O72UAXI3YEQbtD6Xu6LYUYAg==
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

2026-09-17T11:47:55.644177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024690
observed 2349975863d536f7da5802ad67b10c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.624984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024690/manifest.json
observed 3f4cb390009a7b401cf7c5671136b21e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.609032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024690/publication.md
observed 51fc972e0b328f2553af77a6a2d6b1c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:55.591914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024690/publication.txt
observed 4130deeb9c1550f3d5170992334f5a2b...
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.