OpenTechnical

OT-2026-000019945

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000019945) never changes.

Identity and time

Publication numberOT-2026-000019945 · never reused
Internal UUID01a0ae6f-1fb7-7468-a35a-b39fa3e746b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019945
StatusPUBLIC

Content hashes

Canonical text37229d4f561d2f1ef4ff399a20a316173aa12cff863fe81f17151ba6dfceb372
Markdownec4851a5ffe53d5ece8630d44bf587bb7bb6e93580ae14ff45c07426245f64b9
PDF
Publication page94a0c95f38eb2a1cd43adb260e19ab9ef405658343b6c9fdda4c668fb5491815
Manifest00afdd40005923156ff8007747ff2827e71264ccd946cfe850b48fecf8152038

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
SignatureupaA8yEiflkyKsfAtt2Ucdc5N9MNx4egQH0Uoc37Tsi8LF8K4aGEeEXYlU8mipkVwmZyPPcmsuvdXXdgXZUlAw==
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

2026-09-17T11:58:10.324669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019945
observed 94a0c95f38eb2a1cd43adb260e19ab9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:10.302642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019945/manifest.json
observed 00afdd40005923156ff8007747ff2827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:10.284674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019945/publication.md
observed ec4851a5ffe53d5ece8630d44bf587bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:10.264993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019945/publication.txt
observed 37229d4f561d2f1ef4ff399a20a31617...
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.