OpenTechnical

OT-2026-000006482

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, plant vacuum fed, plastic cups, 1 fold

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-2026-000006482) never changes.

Identity and time

Publication numberOT-2026-000006482 · never reused
Internal UUID01a0a95c-ca26-7acb-b8fc-ee95f78003af · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:37:05.706416Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006482
StatusPUBLIC

Content hashes

Canonical text5a54ca76f3b729af4bfc47ceeea1f79154415713179c1cbc46d7abb42e93d0fc
Markdown2869595bb7d8996733044fd45a87ebbe818ecc105e286b0ebd1c3e5b5256170b
PDF
Publication page0c747ab4b88948c1fad96b55fcabf3b2220696c606cbdd83b37701b5a8f7fa30
Manifeste364895a756eb91b4d9137a1e9aa6029f55ce476e4937ce468626c63e53dee27

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
Signature065zhwq3WkIqPen/y/GV18LsKJAcPAvzvTwq2StkXUI/O/DW//mxsJ9KxNhM1arpFw41N7hLSllsye4mPUCBAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:12.513094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006482
observed 0c747ab4b88948c1fad96b55fcabf3b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.500058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006482/manifest.json
observed e364895a756eb91b4d9137a1e9aa6029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.479384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006482/publication.md
observed 2869595bb7d8996733044fd45a87ebbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:12.462265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006482/publication.txt
observed 5a54ca76f3b729af4bfc47ceeea1f791...
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.