OpenTechnical

OT-2026-000041147

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000041147) never changes.

Identity and time

Publication numberOT-2026-000041147 · never reused
Internal UUID01a0ae79-b142-7665-bbe2-0202445f890b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041147
StatusPUBLIC

Content hashes

Canonical text1425ccc23bdc8677e3bbf3ef1edf64760b23564393665ef82d322f0e0f2054cd
Markdownd6e39fb96501efa69a06a101d3b4bdcf3eb0f2b261d8352b385a129226ee3459
PDF
Publication page8e22e27167449e391ce7a0a38b63949cbbed94bfa8be5c49e3684ae79be5c83c
Manifest49bf2accae101106b4f448c92e9505aedc9cc9d2ff08fbc13737e02713aecada

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
SignatureKvW05tKu5TzLxckOpIYpIWTvW6oK1R1+FoaqEWegoP2sCj4eH1D1crufmZwWGHvEJfI1uOywlDjoF/T2ZDzZDw==
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

2026-09-17T11:17:05.243991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041147
observed 8e22e27167449e391ce7a0a38b63949c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.224678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041147/manifest.json
observed 49bf2accae101106b4f448c92e9505ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.207292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041147/publication.md
observed d6e39fb96501efa69a06a101d3b4bdcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.190255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041147/publication.txt
observed 1425ccc23bdc8677e3bbf3ef1edf6476...
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.