OpenTechnical

OT-2026-000009284

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000009284) never changes.

Identity and time

Publication numberOT-2026-000009284 · never reused
Internal UUID01a0ae6b-31ba-77b3-89d7-61fdfa4b6c88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009284
StatusPUBLIC

Content hashes

Canonical text9d37d3e68c0d6a0e1e106d107ad1d8e0b0e705210391ef0b5d9810c08d8b69ba
Markdowncd38ccaf376d7b7833dbee38a0505850241bec812b6ba7046e5cae5a2947785f
PDF
Publication pagee8012612d9682a5739e51446edda7dcc8afe0d512c2eff66c5246f5043430ad5
Manifestb35d0166675334714e305cafb6bb05d0954398ba75cb70228dd54d0941481aa2

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
SignatureRmMsKJ9KcbT8Xy8OxlJ172s4m2zXAvLwUqYFQzRpbRNpaK2kCtEniq9JojxD33AiXEHBIBg9hsIEay0ZHSVYBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:03.087775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009284
observed e8012612d9682a5739e51446edda7dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.068340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009284/manifest.json
observed b35d0166675334714e305cafb6bb05d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.048949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009284/publication.md
observed cd38ccaf376d7b7833dbee38a0505850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.029524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009284/publication.txt
observed 9d37d3e68c0d6a0e1e106d107ad1d8e0...
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.