OpenTechnical

OT-2026-000003922

Publication integrity record

Vacuum cup gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000003922) never changes.

Identity and time

Publication numberOT-2026-000003922 · never reused
Internal UUID01a0a90b-77e9-7f1d-b501-860016822c4e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:16.236478Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003922
StatusPUBLIC

Content hashes

Canonical texte988ecfd3d156f80f7b865f1f6e51e16f56852e5e10c6eb171040f18dbb92895
Markdownecf8bf69464c994ebafde3cf3f3e44905a8bd07e985cb9d1531e64904b460dc0
PDF
Publication page9ee76b67543a16992f24f80bc945a92a5adde6d6cb52c853f3d997888174509e
Manifest7323ebe76e4769b7d53b9fe3b131e3e0be5e5712e4719aa5cdd40d5b73b6721d

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
SignatureA1Ezwq5GACb24XuSO9jCcsEGN9b0ZZiogCNzJMVctVcibE13e7XGHQ5FZo3ABxdBS2D7rET/qlmmEe9KqcY6BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:12.144101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003922
observed 9ee76b67543a16992f24f80bc945a92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.130119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003922/manifest.json
observed 7323ebe76e4769b7d53b9fe3b131e3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.115368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003922/publication.md
observed ecf8bf69464c994ebafde3cf3f3e4490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.098103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003922/publication.txt
observed e988ecfd3d156f80f7b865f1f6e51e16...
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.