OpenTechnical

OT-2026-000085420

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000085420) never changes.

Identity and time

Publication numberOT-2026-000085420 · never reused
Internal UUID01a0ae99-aaab-7abd-81fb-e432c55dcbcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085420
StatusPUBLIC

Content hashes

Canonical text21b8ac4c9c976ea40fdf8e8f006fdf28f6c71046124bb9dad0f2e164574a7dfe
Markdownd3ae4358e6946c95382216659d7e8d894d429be776b0664a89893583b0d237c3
PDF
Publication pageb0266d6d4adfcd1d1c93cf9d173c89ade1079c40feae4166d75e32cfda1551c9
Manifestc2146de07017b25a0c2a22f19d3ad7370f52c6369a85c18292d65a41a55bd4f4

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
SignaturemQKfTugU+7HhYt3DEbgp31R5qextFBKBkfJIj1TgFhB5ruNLvzq9y158AiuCVN7Pv/zj1Xbxmy+iL8VoHy8dDA==
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

2026-09-17T09:54:11.707539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085420
observed b0266d6d4adfcd1d1c93cf9d173c89ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.691771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085420/manifest.json
observed c2146de07017b25a0c2a22f19d3ad737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.674258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085420/publication.md
observed d3ae4358e6946c95382216659d7e8d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:11.655779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085420/publication.txt
observed 21b8ac4c9c976ea40fdf8e8f006fdf28...
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.