OpenTechnical

OT-2026-000024761

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000024761) never changes.

Identity and time

Publication numberOT-2026-000024761 · never reused
Internal UUID01a0ae71-2726-7c36-a254-ce9a22766319 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024761
StatusPUBLIC

Content hashes

Canonical textff4eb92d81e4d54d3e31298a0f8cf0a3745578fccc4b4578621dad0f8a175aa3
Markdown639a843c3530418db617906412c84b28f805abf4013489d104f5950c50850b87
PDF
Publication page874a1ed0d9a1788755d27d9055db7051e02db39280fd7ade2e3f2504e4313ca8
Manifest170307a1e5eb83cade50f4cef6ceba2e80cdfd0fc1aa65fbff78b45403891743

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
Signatureis19lvrOFhnH2G7hLTl7NouzbhM0UkZ00/Af0O2pbi62Jlj7AP7VnEe/WnSgNgf4+ZQWdZuKegxNWjmOrdMrBA==
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

2026-09-17T11:48:01.474535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024761
observed 874a1ed0d9a1788755d27d9055db7051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:01.457084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024761/manifest.json
observed 170307a1e5eb83cade50f4cef6ceba2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:01.436024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024761/publication.md
observed 639a843c3530418db617906412c84b28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:01.417154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024761/publication.txt
observed ff4eb92d81e4d54d3e31298a0f8cf0a3...
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.