OpenTechnical

OT-2026-000010995

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000010995) never changes.

Identity and time

Publication numberOT-2026-000010995 · never reused
Internal UUID01a0ae6c-540e-70cc-960e-0f403505a8b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010995
StatusPUBLIC

Content hashes

Canonical text95629e697ed4217e673d071e8921f9eeefef077af5843b5dc8306794d3723553
Markdown32e3ce70f627cd7af6692614e1169a78c22366267083bf56d87d164b022c4d00
PDF
Publication page94428c56de444805956bb98d299100418769f3e3fbd1e6e9b81d5e7aa8246a2b
Manifestf1ba7a964b7442c5fbe02a4a8c0ac1541e995b01ed1da1c1fe0dfd2511978541

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
SignaturePw7zYMtHglDnAhf/GaA8p0tcyJiW06HBubz+vJvxa2v+j6DrK6fW7AZ/sCW079q2G4FFzMyHfvK9l8h4NdenAw==
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

2026-09-17T12:13:48.546134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010995
observed 94428c56de444805956bb98d29910041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.527631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010995/manifest.json
observed f1ba7a964b7442c5fbe02a4a8c0ac154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.509221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010995/publication.md
observed 32e3ce70f627cd7af6692614e1169a78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.476584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010995/publication.txt
observed 95629e697ed4217e673d071e8921f9ee...
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.