OpenTechnical

OT-2026-000013181

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, pulsed 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-2026-000013181) never changes.

Identity and time

Publication numberOT-2026-000013181 · never reused
Internal UUID01a0ae6d-6fc8-762d-921d-3c708207a669 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013181
StatusPUBLIC

Content hashes

Canonical text04dbc02f6088f48a2fd3e2fe5a62878c975214ba176af893d8c7c437a8533c5f
Markdownaacf03345c8c9021970a0b5dd76625981ab32d9157c0e8178b7d5424997e9307
PDF
Publication pageb77cdda0fb58ee335415b1c10644b0e0e6ed78d65ef347a74cdf517a20f75622
Manifestc271db8b0b76c67a91f8274542ddfad5f4fadede374071089f99561828011486

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
SignaturetF+T9HSh/aqvhgeqvL5Oxijs1hNexXWFyezC2Jdf+CF952TQ1l7akx9hzxZcPjbYC+0az9jl++mzJBG19s+IDg==
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

2026-09-17T12:09:33.609351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013181
observed b77cdda0fb58ee335415b1c10644b0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:33.591652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013181/manifest.json
observed c271db8b0b76c67a91f8274542ddfad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:33.576101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013181/publication.md
observed aacf03345c8c9021970a0b5dd7662598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:33.558323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013181/publication.txt
observed 04dbc02f6088f48a2fd3e2fe5a62878c...
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.