OpenTechnical

OT-2026-000102829

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102829) never changes.

Identity and time

Publication numberOT-2026-000102829 · never reused
Internal UUID01a0aea4-858c-71a4-aff4-c76491a08130 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102829
StatusPUBLIC

Content hashes

Canonical textab6d573ce7c4394c65cf39b622353289c42d7b19253552366f53041b5fb71ce3
Markdown55865ea3401df357373b448efbec264e263d158f00f7988348e7274ed8fc5bcc
PDF
Publication pagec67812d0bdba1fdc5d703eb72a2fbde5e0d1d15449a6820be136a84f1684a24f
Manifest81b7b2bfbbb3d46afc6760ffd77ef2948a3c791f7e2e98ae81d28d7bc13f792f

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
SignatureG3pBpebcM3PNETNyDhklJYxDtxuUxJEV3Bl9A3TBhiYS6K869o9mTDdBvLUtsgkQ+5mBgMNI96N9hiYYthKYBA==
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

2026-09-17T09:24:21.899706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102829
observed c67812d0bdba1fdc5d703eb72a2fbde5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.880015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102829/manifest.json
observed 81b7b2bfbbb3d46afc6760ffd77ef294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.862502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102829/publication.md
observed 55865ea3401df357373b448efbec264e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.843607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102829/publication.txt
observed ab6d573ce7c4394c65cf39b622353289...
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.