OpenTechnical

OT-2026-000098667

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000098667) never changes.

Identity and time

Publication numberOT-2026-000098667 · never reused
Internal UUID01a0aea2-42ad-7bb6-87d5-46ab370f6d10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098667
StatusPUBLIC

Content hashes

Canonical text16cd9a13760ae5b82d0123844718d9eb0d6cec1196da8e620f93c659775ba135
Markdown73d1dd2843136b5238119775bac3854da31dc6d670cf183e5eec0337155a503d
PDF
Publication page43e884220d29b3878f6c5f9451fedf02c4b10a5c1ad7afef56aca9243257e9af
Manifest2feb630d7dab73861581b4643e09a2b47a33772eef330ec55db15cd73742f973

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
SignaturemadUFtTMnSlxOc43d8utRgEEsPOvn/3GoPpSu4JjoUkuZE1gMmGK0Wu3Hzr3MID659sC+daqbCQTJfZy4GZGDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:57.980773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098667
observed 43e884220d29b3878f6c5f9451fedf02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.963954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098667/manifest.json
observed 2feb630d7dab73861581b4643e09a2b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.944959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098667/publication.md
observed 73d1dd2843136b5238119775bac3854d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.928360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098667/publication.txt
observed 16cd9a13760ae5b82d0123844718d9eb...
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.