OpenTechnical

OT-2026-000018394

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000018394) never changes.

Identity and time

Publication numberOT-2026-000018394 · never reused
Internal UUID01a0ae6e-b489-747a-8550-2de9fb074abe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018394
StatusPUBLIC

Content hashes

Canonical text071eec7a49d8b884b0e05c932d5c67ae3a3a351a4a8ad3d4b21508457fd1d3e7
Markdown5420d1ab461bd0756ff4ab9f29c60d0116e3678c0c2f5551974badb0b17e0dbf
PDF
Publication page2df7528bda1097c05eb4e6e2d762fb9d8f5d3e51f1933c1bc7f94c7be8d0e81a
Manifest702448a048a05d6c31bcc962584a803dcbdf127fe4e76e8baa9b95a49c0f6da5

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
SignaturenQryTKJUfsZwhdZT/HpQDO9xixSOYswVmO1vexkolXBqId8Cs++n1jsYW9Roj9Yb8qGMAdnc2hDBQIE4iFSMBw==
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

2026-09-17T12:01:08.192201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018394
observed 2df7528bda1097c05eb4e6e2d762fb9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:08.175307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018394/manifest.json
observed 702448a048a05d6c31bcc962584a803d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:08.156889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018394/publication.md
observed 5420d1ab461bd0756ff4ab9f29c60d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:08.140525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018394/publication.txt
observed 071eec7a49d8b884b0e05c932d5c67ae...
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.