OpenTechnical

OT-2026-000046133

Publication integrity record

Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000046133) never changes.

Identity and time

Publication numberOT-2026-000046133 · never reused
Internal UUID01a0ae7e-032b-7cb1-ba42-2180357da914 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046133
StatusPUBLIC

Content hashes

Canonical text127c831240183b4509013985b23d623a1e34bee1512b119491185bb4cc497829
Markdownc8b261b0e649bdb54c7cac092e5e956d8ca64957225aab7281f54a37a9fb28b5
PDF
Publication paged8530bcf296ccd3e6b43707620fcc07b4f57d7ee010dbacf2872b8e25d16ce9b
Manifest9654cb074cd8887e0df2192752100eeea4ac45c9811a2fa505fc8b404b33c778

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
SignaturerIW+zGaeWyvY0nI3AKervLhsRxWhdLRztv1K78h1j+N+gsYqmfd3+S2IV1g88ms+Kap4DvG5bioc+5NirLe8BA==
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

2026-09-17T11:09:07.311381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046133
observed d8530bcf296ccd3e6b43707620fcc07b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.293297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046133/manifest.json
observed 9654cb074cd8887e0df2192752100eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.271121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046133/publication.md
observed c8b261b0e649bdb54c7cac092e5e956d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.249539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046133/publication.txt
observed 127c831240183b4509013985b23d623a...
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.