OpenTechnical

OT-2026-000013792

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000013792) never changes.

Identity and time

Publication numberOT-2026-000013792 · never reused
Internal UUID01a0ae6d-8de9-728f-b925-770369c7f4ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013792
StatusPUBLIC

Content hashes

Canonical textda102cb73685cc549fcb444f3bb71748a4ebe610acc898decfe32ba4d4715a9b
Markdown6190adc53ae15a8aacbd6f8f83e37d2f1ff68c252840af65d225ab55c04ba43e
PDF
Publication page1f50e4c75b896bef9f8d8ac1733eaecc15910659ed553d572b216524c43f8e85
Manifest8e46fba8a9c88dc253aee6cde4f4dec3b0873173230cb3fd5624c2448ea1fca9

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
SignaturealC54jOfnOmr2JFn3IJGq6UWnhlsDAD04NbQEwOyOJyw63fSfvY9wVHcsgSlnKnM2VGgW/IyOZyOHi1NgPAZCg==
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

2026-09-17T12:08:52.846510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013792
observed 1f50e4c75b896bef9f8d8ac1733eaecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:52.824721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013792/manifest.json
observed 8e46fba8a9c88dc253aee6cde4f4dec3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:52.803299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013792/publication.md
observed 6190adc53ae15a8aacbd6f8f83e37d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:52.782188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013792/publication.txt
observed da102cb73685cc549fcb444f3bb71748...
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.