OpenTechnical

OT-2026-000023569

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000023569) never changes.

Identity and time

Publication numberOT-2026-000023569 · never reused
Internal UUID01a0ae70-7269-7cbe-a912-202d2d34c7ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023569
StatusPUBLIC

Content hashes

Canonical text0e7f92ef360d6d22360b14748c4289d9c3a53066f160464e10b22f67cea848f4
Markdown72a1b062a94983067890e33795a95c1ec11e7f221b9492485bc4969f4a335c53
PDF
Publication paged58987e6758c833756eecafbf2d1484bffa18875a1fb4e59a418cc1ac2e0eac2
Manifest061650b743abbce97fa4b98d3128850fea3dca170d7e614e2060b96083ee899b

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
Signature99mq1AeNPCmtJQReTRvSHD8UCx/sYpt7YC/po/horba4wd3InBVxuBs+3RqZ0A3hLf/9C+MFe0WgxxsyQNVdBA==
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

2026-09-17T11:51:55.269879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023569
observed d58987e6758c833756eecafbf2d1484b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.248872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023569/manifest.json
observed 061650b743abbce97fa4b98d3128850f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.229012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023569/publication.md
observed 72a1b062a94983067890e33795a95c1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:55.211371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023569/publication.txt
observed 0e7f92ef360d6d22360b14748c4289d9...
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.