OpenTechnical

OT-2026-000016170

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000016170) never changes.

Identity and time

Publication numberOT-2026-000016170 · never reused
Internal UUID01a0ae6e-2d10-7a36-b9a3-112952c8c4fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016170
StatusPUBLIC

Content hashes

Canonical text2c71ad51279adeb0ca507552d383b5060b73153b24e492ea3cd74adaa372f918
Markdownf350085801fdc88bd3e32095abc51dae4816783d210ed7982f609a7067ecbd86
PDF
Publication page44eb942b2479ad5da0893a09de0602806007fe35caf0a269886f281c076c5359
Manifestd5533450f7bca96e15530e057c226337ce45d0dde74091e985169c867c054c06

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
Signature+LLKCZrZE3XqxQYjQiMdOJ3BSt40nyKE+ZlIkGzNUUDF/W22bMY+33EJqM/obqwZHhVl4ktIf3UHfZHTgB+eBQ==
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

2026-09-17T12:03:37.143128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016170
observed 44eb942b2479ad5da0893a09de060280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.125911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016170/manifest.json
observed d5533450f7bca96e15530e057c226337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.107187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016170/publication.md
observed f350085801fdc88bd3e32095abc51dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.089305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016170/publication.txt
observed 2c71ad51279adeb0ca507552d383b506...
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.