OpenTechnical

OT-2026-000063930

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000063930) never changes.

Identity and time

Publication numberOT-2026-000063930 · never reused
Internal UUID01a0ae8d-53bb-7b9f-b9e7-8226e7aeab0b · 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-2026-000063930
StatusPUBLIC

Content hashes

Canonical text376f1b4ee0392ce44d294b465eea66727652c4c5456bfa8b98f5c4eec394134b
Markdown56156cfb045467e5649330ba2abbb70a3d9dd57334b198f59bf2c3d63c63ffc1
PDF
Publication pagef7b2ddd518c71a9e4e5ca88d68f04bd87f17e60041ad1d30dc85c758ac35b7c6
Manifest0db798cdf5b60204a2870848859d3a541db002669fb05cacbfda113c967c58ff

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
Signaturef/KpZxnvmqsvgeStTo5Qnaa3U/MBT127ETZ6NtDO8m1sgJQkiDcHNfK9k9XcXxsXn57Hz30j0yshlMyU+KZyDQ==
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

2026-09-17T10:36:59.043698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063930
observed f7b2ddd518c71a9e4e5ca88d68f04bd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.025446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063930/manifest.json
observed 0db798cdf5b60204a2870848859d3a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:59.007314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063930/publication.md
observed 56156cfb045467e5649330ba2abbb70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:58.990884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063930/publication.txt
observed 376f1b4ee0392ce44d294b465eea6672...
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.