OpenTechnical

OT-2026-000078226

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000078226) never changes.

Identity and time

Publication numberOT-2026-000078226 · never reused
Internal UUID01a0ae95-7c26-7b60-b73c-2ea7851f4eaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078226
StatusPUBLIC

Content hashes

Canonical text5ec6f5c3c96a769450f84fc151b2723bc75ac3b92ca43e9967de206c118386a5
Markdown39119a0799967560e92d4b5fe58c0dbe9d77f40cca3fb88b739e9de0c7bdf159
PDF
Publication pagef7e92fd29f7ed9eb42eb36675f64bb64dfed3e96e8a16dcad8a06f74fd5691a3
Manifest6e534069ce8f1e486d418e2a9a42f3e80850631b51d54bd0e2b7cfeeaf50f7d9

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
SignaturercImfC456ZIdZK6Hu0W1nCPRzPOSnw/3/ABqcl8sfWo7+olo2MLKg/4ofMJP2VPY71qMTOOQMy5Ok+qF+93wBg==
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

2026-09-17T10:06:10.509440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078226
observed f7e92fd29f7ed9eb42eb36675f64bb64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:10.491874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078226/manifest.json
observed 6e534069ce8f1e486d418e2a9a42f3e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:10.473161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078226/publication.md
observed 39119a0799967560e92d4b5fe58c0dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:10.453853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078226/publication.txt
observed 5ec6f5c3c96a769450f84fc151b2723b...
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.