OpenTechnical

OT-2026-000047858

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000047858) never changes.

Identity and time

Publication numberOT-2026-000047858 · never reused
Internal UUID01a0ae7f-c421-749c-ac65-30ea31d69ad1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047858
StatusPUBLIC

Content hashes

Canonical textbedc9d3e429f18580453c73704ef63bbf46a2890a159643c06cff612ea23c025
Markdown5b21d17e8a5900c88b559a58cff725dac1a0d73f24d1fd75d9769ffaeb3fb583
PDF
Publication paged3bf1bdff72de0186697605a934fe82ac7ab2093af140408b2a6aa966b4273e4
Manifest6615f654061332195f4e88c0714c733c6853ec6014389f9dae829c9b723d146e

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
SignatureGcBmlOdhW6BvCNjLP+nwJL8Zp0D27paYGVwrjDSt9Suta0bQNfvD4ANUmGlXeXV80oRaeg5pnCJ0XpWsKE67BA==
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

2026-09-17T11:05:46.885412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047858
observed d3bf1bdff72de0186697605a934fe82a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:46.868139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047858/manifest.json
observed 6615f654061332195f4e88c0714c733c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:46.851164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047858/publication.md
observed 5b21d17e8a5900c88b559a58cff725da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:46.831133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047858/publication.txt
observed bedc9d3e429f18580453c73704ef63bb...
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.