OpenTechnical

OT-2026-000096647

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000096647) never changes.

Identity and time

Publication numberOT-2026-000096647 · never reused
Internal UUID01a0aea0-a4ab-795a-b03f-d84989462644 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096647
StatusPUBLIC

Content hashes

Canonical texta746496277f727e97b6ce764372e15138796b2cc37bc489e9fab040c6e02de4c
Markdown552b73b68522ac27a97f6d06239ae854c62c5faabcf3734b50d6ccb860a60b2a
PDF
Publication page9ef5d43dc04cbae5045e3a390fe239fc2f0d32a474e05bf40ded53a5ba6942cd
Manifestfc2ea5679ddba3d56cc76c35fe912a1a9494c0cbb3decaf1ac835b6507522924

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
Signature5cF0ZElbTqh+OhK/rsIap6Vtwcs2ViCE3OznO4l9vsQlV0pPePUMhZ5i1W6WSqgK4By81x++Y95u0aYyjx6KBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:06.759982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096647
observed 9ef5d43dc04cbae5045e3a390fe239fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.743207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096647/manifest.json
observed fc2ea5679ddba3d56cc76c35fe912a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.725792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096647/publication.md
observed 552b73b68522ac27a97f6d06239ae854...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.709190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096647/publication.txt
observed a746496277f727e97b6ce764372e1513...
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.