OpenTechnical

OT-2026-000035215

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000035215) never changes.

Identity and time

Publication numberOT-2026-000035215 · never reused
Internal UUID01a0ae76-6a1e-723c-beb4-abc45d0936a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035215
StatusPUBLIC

Content hashes

Canonical text7aaf7b659cfa5d7eb4cdeac01b4978695433e086bf43d0f8d0df7c41f997ad6d
Markdownd1175d7981169f341a0973f7e79e052a502cb0e4c662fe848f390955dd0956b6
PDF
Publication page95b75515e9d6f69f9cae0f6566d2ae928777e9fbf15e38a3d73786b643728a11
Manifest5c84e11c011780d84993a186198b0ea859304b91609dbf25163a289d86c28d7f

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
Signature50S8lJggpG6gIkjKBh1SdLApvNRR4xZazU9Nxxl1bm93jACXt5ecAqhLuSw7Dhrr/pv+eofoDKzZFpWCiNnWAQ==
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

2026-09-17T11:28:20.772427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035215
observed 95b75515e9d6f69f9cae0f6566d2ae92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:20.745698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035215/manifest.json
observed 5c84e11c011780d84993a186198b0ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:20.730389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035215/publication.md
observed d1175d7981169f341a0973f7e79e052a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:20.713297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035215/publication.txt
observed 7aaf7b659cfa5d7eb4cdeac01b497869...
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.