OpenTechnical

OT-2026-000046695

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000046695) never changes.

Identity and time

Publication numberOT-2026-000046695 · never reused
Internal UUID01a0ae7e-57df-7020-b51a-d2b2423ce6b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046695
StatusPUBLIC

Content hashes

Canonical text0bef9eefa735f069d321efc97541b4078ccdabc31f113143fa65f6e56d0020ad
Markdown8c69e0cf6accc5a0c85a30409181f516c902ea32a596b0d9fa38102262643d3b
PDF
Publication page3b6c1087485f6cb2e6eb3900e9a08d608ef1336eaf7202094bbab5a5fce7424f
Manifestaafadd8920a957ee96c8547c79f8da09a65cbd7d4821c064071bf20768c18936

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
SignaturelhvksyAR8UTqZVeRcY81hcU5B8880X7mmpbzRzMTHx6GU0OsFHqkdo67dMz45Dbu9CF+OU0elIZFUdeMxHPoAg==
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

2026-09-17T11:08:54.671216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046695
observed 3b6c1087485f6cb2e6eb3900e9a08d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.651665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046695/manifest.json
observed aafadd8920a957ee96c8547c79f8da09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.631627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046695/publication.md
observed 8c69e0cf6accc5a0c85a30409181f516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:54.610933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046695/publication.txt
observed 0bef9eefa735f069d321efc97541b407...
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.