OpenTechnical

OT-2026-000013885

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000013885) never changes.

Identity and time

Publication numberOT-2026-000013885 · never reused
Internal UUID01a0ae6d-8dea-72d1-af61-e0b21cfbc490 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013885
StatusPUBLIC

Content hashes

Canonical textdd70865a40dca8168035ec374537dbc9c507c26a88be18bfc07df0d828b1d4ae
Markdownafdf20177732e16b04dffd734b91102b7d3f26adeff3d89a3761bb3341c5b398
PDF
Publication page1369134d914dfe8175fc4c9181275159708627336826742b4d1a9b1e190d4ff3
Manifestaffc1425f048b11e7e51bb134a9831c2566048d00a88a3442e87b67f86cbbb1f

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
SignaturesRf/goRaWzxwxUpFqRakZUxv0pZLSTLXizFf40w4oAEGhl1VqSgxympFOLQ+sCKLY5bW+jhaRb0aG5lkDsenCA==
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

2026-09-17T12:09:00.396230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013885
observed 1369134d914dfe8175fc4c9181275159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:00.377434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013885/manifest.json
observed affc1425f048b11e7e51bb134a9831c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:00.358538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013885/publication.md
observed afdf20177732e16b04dffd734b91102b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:00.337312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013885/publication.txt
observed dd70865a40dca8168035ec374537dbc9...
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.