OpenTechnical

OT-2026-000012433

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off before 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-2026-000012433) never changes.

Identity and time

Publication numberOT-2026-000012433 · never reused
Internal UUID01a0ae6d-39f6-7bcf-8426-b72abd732a68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012433
StatusPUBLIC

Content hashes

Canonical textf275bbdf2db8c891faa47029a191aeff69f39fb80a68bb13dc065c27deee75cc
Markdown0f4b6e3b154c874bb1a629e96af761697ff871abb17f5da6bb9a7be4b6ab0326
PDF
Publication page144adb4b41f5f956af1702301388da1e165b9671b605294f3a41772edd6b4853
Manifeste4943caa5b4a1b6dd83a8735d5bf9f68fdfe8fd47cb52fc54260071ebadeeb63

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
SignatureloYSsz0niaSdvdXGMQkN3Zii6K9C06DCAzSGpR+fxEkQ2/eOIJLwnHbsX1yvbJbs86VW9QNNqUebLuxX+QGeCQ==
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

2026-09-17T12:11:55.967841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012433
observed 144adb4b41f5f956af1702301388da1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.949326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012433/manifest.json
observed e4943caa5b4a1b6dd83a8735d5bf9f68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.930604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012433/publication.md
observed 0f4b6e3b154c874bb1a629e96af76169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:55.910192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012433/publication.txt
observed f275bbdf2db8c891faa47029a191aeff...
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.