OpenTechnical

OT-2026-000014251

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000014251) never changes.

Identity and time

Publication numberOT-2026-000014251 · never reused
Internal UUID01a0ae6d-b279-709d-be00-0ed76f606c89 · 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-2026-000014251
StatusPUBLIC

Content hashes

Canonical text55b195e74968db1e8e704cd9bd30840720c2f34f764d04f221fb17b6fadc328f
Markdown475bcd986646c7d8939d0e5a8ca5a735119c9319ab423c3806035d25aa8cca33
PDF
Publication page5fe3377d7648ff399b4224da11b8ca6981fcc37ae9bccecb20235914010691bf
Manifest15cdd4f3e31911f6ebe8c5b77c3965f1c0673b38d6a59ac30c1a2a51bdb6fbfb

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
SignatureiwElGaLkEw9ruh3KMnAYGhAacYV33JPCbfJU5YYE5uX5HQegib1O3tx0fbxzT4sU6w5Wr4C/XBFhyA4baMdcBg==
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

2026-09-17T12:07:22.502450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014251
observed 5fe3377d7648ff399b4224da11b8ca69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.483971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014251/manifest.json
observed 15cdd4f3e31911f6ebe8c5b77c3965f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.466395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014251/publication.md
observed 475bcd986646c7d8939d0e5a8ca5a735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:22.447896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014251/publication.txt
observed 55b195e74968db1e8e704cd9bd308407...
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.