OpenTechnical

OT-2026-000032731

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down

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-2026-000032731) never changes.

Identity and time

Publication numberOT-2026-000032731 · never reused
Internal UUID01a0ae75-1071-7ef9-a6ec-4e95c5cf0d96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032731
StatusPUBLIC

Content hashes

Canonical textb305ee01dbf4eba37d27c6499484d95ac716be419375255dc951aea3b1c8bc0f
Markdown5b79b59e0309efea8a9709e90d9e7b5560958004034996e0244b187bae133a47
PDF
Publication page9e79a2c6318a83ae6109f4132a1508502fbd8cd329ce2111cd232eeed46cef67
Manifest02e32b7ece6d0e5b7a698e4a40d6cf7a30a3eb1740d70470bbe212f091bf3283

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
SignatureLFstchWy7pvpRoCO1qSRwR/FspvZIEZ7AL+Ziur143C/Qc+EVTFVFCKB/nKUAGs6i+1SXQio7HFC5jqey43GDA==
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

2026-09-17T11:34:21.075673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032731
observed 9e79a2c6318a83ae6109f4132a150850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.058283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032731/manifest.json
observed 02e32b7ece6d0e5b7a698e4a40d6cf7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.042593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032731/publication.md
observed 5b79b59e0309efea8a9709e90d9e7b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.025761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032731/publication.txt
observed b305ee01dbf4eba37d27c6499484d95a...
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.