OpenTechnical

OT-2026-000005436

Publication integrity record

Vacuum cup gripper, six outlet manifold, ejector fed, pressure verified at each zone, contact triggered

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-2026-000005436) never changes.

Identity and time

Publication numberOT-2026-000005436 · never reused
Internal UUID01a0a938-f4fa-7ac8-9760-3fe0b4b12f36 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:57:57.373303Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005436
StatusPUBLIC

Content hashes

Canonical text719a8ed6824be0c3904402db74150ca652f1b85af20588debf8787fbe574e74d
Markdownbd17e552b66292861777fd1d326a4da89f9132bbc00c369eb3db8c33c655e0d8
PDF
Publication page35605aeacd774ad9f18d075195b58045bd773744098d4073a2023ac7cb939e48
Manifestc9ac74b5e4680be9c565169941733b1d95b73d46d635b646e258afb4b4367b27

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
Signaturec2+vKImLmjrBcYgR2A4i85n5B/iCB7KB5RyxyE3zWJ3SMVRfGC7eHRLiC9bSotIu2kM2oXF8k5e0ipRA37yKBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:09.700043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005436
observed 35605aeacd774ad9f18d075195b58045...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:09.683874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005436/manifest.json
observed c9ac74b5e4680be9c565169941733b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:09.672215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005436/publication.md
observed bd17e552b66292861777fd1d326a4da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:09.659127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005436/publication.txt
observed 719a8ed6824be0c3904402db74150ca6...
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.