OpenTechnical

OT-2026-000095329

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000095329) never changes.

Identity and time

Publication numberOT-2026-000095329 · never reused
Internal UUID01a0ae9f-8f71-776c-af7a-7a9ed7519bbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095329
StatusPUBLIC

Content hashes

Canonical textab457227a148764061e0d5cad3a3bd9faaabb701664b0bbc6ae84f7d80a6f8bd
Markdown5b998af08487a16e204999720c7ece53ea5c4243ddcc23b95c0b0b7762c696df
PDF
Publication pagef95643f2e711c0530af442f0e108f28bae625d524c6b9f40f16d58439b1783c4
Manifestb5262e83b286c30ffb4ee37637948bdb3ed118ad5ba2b12da56d563667b9c4d7

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
Signature8O+0aVlsPNyrf4RbCHzteRUJe4k5rvtyA238KDxYDlIxRTJvsEAa4ZPENyoFnJQGCFj1onlsbjH6Y1XWGy0mBA==
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

2026-09-17T09:36:41.019799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095329
observed f95643f2e711c0530af442f0e108f28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:41.001377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095329/manifest.json
observed b5262e83b286c30ffb4ee37637948bdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.984160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095329/publication.md
observed 5b998af08487a16e204999720c7ece53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.964584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095329/publication.txt
observed ab457227a148764061e0d5cad3a3bd9f...
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.