OpenTechnical

OT-2026-000034092

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000034092) never changes.

Identity and time

Publication numberOT-2026-000034092 · never reused
Internal UUID01a0ae75-df0c-79a7-afa4-4c13b91ed6f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034092
StatusPUBLIC

Content hashes

Canonical text4428ef82c443ae157717d531107f70da9f910f5d141252e756d30e036ce5af19
Markdowna364c81bb4dd2a9d61143693bb490ca0099b2eae85cf5b5bfec9142f1a496be9
PDF
Publication page2b48b497215dfc49227189b8cde809311c936ac1debd65f658c1f86da3e50d20
Manifest37a349b48364f7643a5788cde8475ebaa38085ac17f873457889e83e39e40ccb

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
SignatureMKjothuPIt6alwjrU7yzJj/Y21FbQBTHJ0eXS3KR3tqjgDmD1UTFCxWn1ub/o0tvMWZmzcf5bQhdZhtRXWYnCg==
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

2026-09-17T11:30:28.076662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034092
observed 2b48b497215dfc49227189b8cde80931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.059180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034092/manifest.json
observed 37a349b48364f7643a5788cde8475eba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.041845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034092/publication.md
observed a364c81bb4dd2a9d61143693bb490ca0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.022969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034092/publication.txt
observed 4428ef82c443ae157717d531107f70da...
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.