OpenTechnical

OT-2026-000066518

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three 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-2026-000066518) never changes.

Identity and time

Publication numberOT-2026-000066518 · never reused
Internal UUID01a0ae8e-ce41-73f2-92b5-7888bfc84669 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066518
StatusPUBLIC

Content hashes

Canonical text54877e2e19ec7d1803523adcea7037dd6e1ee5fbefc7fa9cba37052dc47d03d0
Markdown07a2be73466b0113217dcf2c0c66237fbbf626eca0970de699a9e86310146a30
PDF
Publication pagec2c5c4b0c3c0e3a54a92f669299dc391ebc95ae9e8283dc4e1361a59025c96b0
Manifestcc44baf289416d196abc887caa82c24fc809fe7a04775a9cbcb1ec37fc7d77a9

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
SignaturelAYtzFygKc8vKMWj4OjQHtrvi7kg4bhnvepP11en4K5DJl96obY8qzROO3dcFGhqnO+aCo0tg0r1Sos1qpb9Dg==
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

2026-09-17T10:32:46.815850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066518
observed c2c5c4b0c3c0e3a54a92f669299dc391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.799326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066518/manifest.json
observed cc44baf289416d196abc887caa82c24f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.782307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066518/publication.md
observed 07a2be73466b0113217dcf2c0c66237f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:46.764074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066518/publication.txt
observed 54877e2e19ec7d1803523adcea7037dd...
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.