OpenTechnical

OT-2026-000016197

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000016197) never changes.

Identity and time

Publication numberOT-2026-000016197 · never reused
Internal UUID01a0ae6e-2d11-750f-8d4c-b9029f5bc2f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016197
StatusPUBLIC

Content hashes

Canonical text4d4ed0e70afd04ecc6c2497ad380e2b929a6ee6f7fee513ced9a2da21c99f0a1
Markdownfb2809aaf45e005e1c6a6fe9f853f7bdc9bbe0efccd1fd9e994424cb5d727854
PDF
Publication page1fec164bb25681795aaece4a46ce83a31d34345acee156d7ad8c94397c4119e5
Manifest8533fc2ad168d563ef2e983e75af54a2eb902c207efbf38660853d7d9716f547

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
Signature5VUott8Dcrfjjpxkor7Y8DW9tVsIFrzI7IYotEmVmu4887cR64+gpj5mn+YyF9Ev0Y5ZPqoL5ejEG/5mLEJ2CQ==
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

2026-09-17T12:03:39.286375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016197
observed 1fec164bb25681795aaece4a46ce83a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.269499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016197/manifest.json
observed 8533fc2ad168d563ef2e983e75af54a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.251540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016197/publication.md
observed fb2809aaf45e005e1c6a6fe9f853f7bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:39.233676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016197/publication.txt
observed 4d4ed0e70afd04ecc6c2497ad380e2b9...
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.