OpenTechnical

OT-2026-000024630

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained 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-2026-000024630) never changes.

Identity and time

Publication numberOT-2026-000024630 · never reused
Internal UUID01a0ae71-2725-7b89-9fe6-9088d1c42c28 · 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-2026-000024630
StatusPUBLIC

Content hashes

Canonical textb48206a5837941b6aa3b584b47da9764615962f5aa53170d97d6cbed8fbee8f4
Markdown4c550ada41c707c40eab09b922277e1c64af4210c75244fcd3d74e0b0f9df836
PDF
Publication pagecf7a430ab56893fdb6e7a863e1a20b2861bc09a9d5fd5bc3a15023b2f61726fc
Manifestd5fca8fa6720e6e57c3c7645046e7c383a168cbf1afb4ed1a7479e72a8956f19

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
SignatureA3mCafhbWJ0ue10LbC+7yW8XL4rwr6gblVhXLCx+fqwSMiJSW9wEN2JhwnFj+PkYw4a2kBaxfkK6/v5tuQu3Ag==
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

2026-09-17T11:47:49.306273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024630
observed cf7a430ab56893fdb6e7a863e1a20b28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.288673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024630/manifest.json
observed d5fca8fa6720e6e57c3c7645046e7c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.271314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024630/publication.md
observed 4c550ada41c707c40eab09b922277e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:49.254999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024630/publication.txt
observed b48206a5837941b6aa3b584b47da9764...
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.