OpenTechnical

OT-2026-000014323

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000014323) never changes.

Identity and time

Publication numberOT-2026-000014323 · never reused
Internal UUID01a0ae6d-b27a-77a4-a2c5-e83547d8c9cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014323
StatusPUBLIC

Content hashes

Canonical text8296b5e15742f1ce8bc6d95613b65ef4895ebc485263f59a03a8a795e0e538df
Markdown36df18081a4d420cd79869758e9fe4596db228a7d5d93341c04f038c089baa5a
PDF
Publication page42eb182efe64c9a7a775d695659a3e5fd2481d94c850fe9534727e2f8d0c09d5
Manifest933c71c984f42d826c16dcdfb289bf635bff4ec4def4d90b83079fe772d8b7aa

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
SignatureJ0Vu0Ig/vwk+sPHMbXeBIYoMncDBIl2AadZdA+LqLsWD+N38RNPnJkdO9CUBVW2F/w3Fl7MEu4qfGjc4qSixCg==
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

2026-09-17T12:07:33.133909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014323
observed 42eb182efe64c9a7a775d695659a3e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:33.115505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014323/manifest.json
observed 933c71c984f42d826c16dcdfb289bf63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:33.096912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014323/publication.md
observed 36df18081a4d420cd79869758e9fe459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:33.078093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014323/publication.txt
observed 8296b5e15742f1ce8bc6d95613b65ef4...
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.