OpenTechnical

OT-2026-000010602

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, sustained 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-2026-000010602) never changes.

Identity and time

Publication numberOT-2026-000010602 · never reused
Internal UUID01a0ae6c-0ee7-7661-bf75-df5c85f4a8c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010602
StatusPUBLIC

Content hashes

Canonical text2f4bc0bf20a4e1dbd9482af0c6c7e37408982aafac61391245cd9e4dffd2c515
Markdown305eaceed7d1d5d064cf4577cfa69a25a6f21ae1410422be81eb7e8e31d4110f
PDF
Publication pageba28d0b914fe36575e377b789d8fee13bd3a380f0d287ceec300ae5faad46c85
Manifest7dcc414b3a6d54bee8315e94d59262ac17b790e4bd9f731795a2d630f896f956

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
SignatureseqEYZVlyjooPrU6KhBiwMpJ42BEfMV/ALkLPZ+KY0d64IB7X10R86IduVMYNrqHpQb74q7M1eAqux6Mth1aAA==
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

2026-09-17T12:14:47.439898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010602
observed ba28d0b914fe36575e377b789d8fee13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.419558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010602/manifest.json
observed 7dcc414b3a6d54bee8315e94d59262ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.400686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010602/publication.md
observed 305eaceed7d1d5d064cf4577cfa69a25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.380050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010602/publication.txt
observed 2f4bc0bf20a4e1dbd9482af0c6c7e374...
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.