OpenTechnical

OT-2026-000039954

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039954) never changes.

Identity and time

Publication numberOT-2026-000039954 · never reused
Internal UUID01a0ae78-d8d7-71f9-a70f-ffd20700bd88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039954
StatusPUBLIC

Content hashes

Canonical textc75b3c8cf66be254fc78ef4d09d12c65cc2e9407b7bc5de79e54365851d2a45d
Markdowna4e4c2dff571893073fa0ce965ce3fcdc82e16259ae6c3c26f6a7ec46bc575c3
PDF
Publication pagedb7026845f628b953d207098a23670004679c9570027b47b7c7f2cc8312f1c2a
Manifesta4b705038709d00e2b9c9eb7035641e9844499a32d82143b48a29dc5fab0a504

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
SignatureyhxgVSDufJqyKvpp6U5IwS28sG0jyBenIDzsYJFadbyYQYikN9hHmdJyVA0DEL8xgmg0VTidOhqqKEki8niwCg==
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

2026-09-17T11:20:15.595208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039954
observed db7026845f628b953d207098a2367000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.573574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039954/manifest.json
observed a4b705038709d00e2b9c9eb7035641e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.552916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039954/publication.md
observed a4e4c2dff571893073fa0ce965ce3fcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:15.531045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039954/publication.txt
observed c75b3c8cf66be254fc78ef4d09d12c65...
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.