OpenTechnical

OT-2026-000038360

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000038360) never changes.

Identity and time

Publication numberOT-2026-000038360 · never reused
Internal UUID01a0ae78-2d52-7ce1-bf94-a69c0789aae0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038360
StatusPUBLIC

Content hashes

Canonical text8f1de795ce9ede17b07df15f113e7294394cdb2c3df2c7ecd014e46467351bd6
Markdown531740bd2905001df5d55c46b59f6900e705ac862f6d50063b048ad79b6d0a7d
PDF
Publication page73ce471c6bf0755a2c784f2e5c213600a47f020182a1c0135a1394f4f3a338ac
Manifestafa7407ca5ee64374dfb5bde0ffae5314393735ccd3bae559d14f99c95a10adc

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
SignatureYyHQHJ78AMr+tbOu8cfl7g0wgoaWK8mIxlyA0WR0rRmV9xacBnoxU9WvBu/kcZcNXPGTGGTsCsZnK8zyd7RHDw==
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

2026-09-17T11:22:33.006438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038360
observed 73ce471c6bf0755a2c784f2e5c213600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.988979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038360/manifest.json
observed afa7407ca5ee64374dfb5bde0ffae531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.970431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038360/publication.md
observed 531740bd2905001df5d55c46b59f6900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.951131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038360/publication.txt
observed 8f1de795ce9ede17b07df15f113e7294...
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.