OpenTechnical

OT-2026-000066606

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000066606) never changes.

Identity and time

Publication numberOT-2026-000066606 · never reused
Internal UUID01a0ae8e-ce41-7bab-93ff-f115295f4022 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066606
StatusPUBLIC

Content hashes

Canonical text0ce975169f564000bd8add673872a849db38a4ef9e240e3c9c4022858da176f6
Markdown0d1d0b53d6e09baa49fe144c61449aa1a601e8d96809ac920eda86ae618718e1
PDF
Publication page41d6e2f35dee0e69f8a43ed80eed1ed51faed6b75b6579765fc529506f5a49b7
Manifest752ce33a21601c0756755890acc0130d9fd6410186eeaf934273120a34aa63c9

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
SignaturetY6WAfu09oCUAG4KpMWKRcq/IVYyGWwWPCFj6R0Ov1UXUQqiB1fkrNV/EMf6Q0jCZa/ffdkgYMlmSDpCc4byAQ==
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

2026-09-17T10:32:58.734030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066606
observed 41d6e2f35dee0e69f8a43ed80eed1ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.716177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066606/manifest.json
observed 752ce33a21601c0756755890acc0130d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.696705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066606/publication.md
observed 0d1d0b53d6e09baa49fe144c61449aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.678207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066606/publication.txt
observed 0ce975169f564000bd8add673872a849...
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.