OpenTechnical

OT-2026-000063962

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000063962) never changes.

Identity and time

Publication numberOT-2026-000063962 · never reused
Internal UUID01a0ae8d-53bc-7824-8d4e-64556ef2fa6f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063962
StatusPUBLIC

Content hashes

Canonical text9d3407471e329dbcfa9065116cb064bf5de438ac0040e98b65008d087ed7c4bb
Markdown654e8802a5075afb5f1b55fcadebe342fbef6385206ca829c9948da6aae0e2df
PDF
Publication page1208b92cb5b5aab20cd0d90d0d82fcb5ec95d8c297e7ac905a130173df5d78bc
Manifest56ad68d9f0592766b208f667606a4511c79b5d880d71ba5e9b20c93f73911e52

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
SignatureyZ5b3nDJJoAQHW2RHzS8SlmLtitrQqZhWbJnHRq1hGoLa3KvPKuhfkefcir20XgbPj1WoKhE4jf+zh5AWyRnDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:01.562879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063962
observed 1208b92cb5b5aab20cd0d90d0d82fcb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.545722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063962/manifest.json
observed 56ad68d9f0592766b208f667606a4511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.526633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063962/publication.md
observed 654e8802a5075afb5f1b55fcadebe342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.507622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063962/publication.txt
observed 9d3407471e329dbcfa9065116cb064bf...
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.