OpenTechnical

OT-2026-000032048

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000032048) never changes.

Identity and time

Publication numberOT-2026-000032048 · never reused
Internal UUID01a0ae74-bad3-701b-bf19-121d1b1b9038 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032048
StatusPUBLIC

Content hashes

Canonical text3933d6cba3e842398aa5fdef8c45fdadbc46ad5e7807349fd69bb02b336aba4d
Markdownd1976b69c831604e079b83f6635bd6463128756d2d65670bc179124af5d85c1d
PDF
Publication page42a38b185ea21fe389e1564ae0f0de5deca20bf152ff965f3e660b73e7deca6a
Manifest77a4aa5072f143d995280ac84e6d78cf2a09bbd81cb7af3217c9e35b6301672b

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
SignaturerAJcg+bo7FiMG2qQ8RMv9QbJOJCcQf255T84ojjLzbrnIwrq/T+uDk3Vn9cz44hIoPEpABDW60z2sSsVAF5lDQ==
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

2026-09-17T11:35:27.774886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032048
observed 42a38b185ea21fe389e1564ae0f0de5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.754975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032048/manifest.json
observed 77a4aa5072f143d995280ac84e6d78cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.737478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032048/publication.md
observed d1976b69c831604e079b83f6635bd646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.719452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032048/publication.txt
observed 3933d6cba3e842398aa5fdef8c45fdad...
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.