OpenTechnical

OT-2026-000011741

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000011741) never changes.

Identity and time

Publication numberOT-2026-000011741 · never reused
Internal UUID01a0ae6d-1940-7bdc-aac3-9036abfff796 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011741
StatusPUBLIC

Content hashes

Canonical text2d40ccc9c8e42ece569a7a6d59716cd85f02fcda15825582df865dc827776a61
Markdown7d3a78e7b1d0aef1186c3970e9df4d8d58116ed10fb26b298108dedb8b8c70ac
PDF
Publication pagef2cd160baec64f9b9a31609dcf38ee1014eac2e2e63777ba6879421dd3e304af
Manifestbf57723e7e9f8e6613d1f2e42b5ccaf2c6145d0d73e3f1c82d2afca579a4e0da

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
SignatureKz6HCVqKG6gi7lF0Drl3iOXYXBDAzTrhlteOBxDggbGCnIKP8ct/bZiYiWVYYWU//+aVBWz634yir0hjtNeUCA==
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

2026-09-17T12:12:26.640157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011741
observed f2cd160baec64f9b9a31609dcf38ee10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.621045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011741/manifest.json
observed bf57723e7e9f8e6613d1f2e42b5ccaf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.602293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011741/publication.md
observed 7d3a78e7b1d0aef1186c3970e9df4d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.583081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011741/publication.txt
observed 2d40ccc9c8e42ece569a7a6d59716cd8...
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.