OpenTechnical

OT-2026-000038892

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000038892) never changes.

Identity and time

Publication numberOT-2026-000038892 · never reused
Internal UUID01a0ae78-769f-71dc-88e0-b872f1fd8083 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038892
StatusPUBLIC

Content hashes

Canonical text1f60e16949a67cbf7aa3e004999b001f93f59947a560d7062b84feb8e09c68ce
Markdownc629ba6269aaad3aa7c8230e359dd5a97c2ce56437af3015c11644cf0c71680d
PDF
Publication page6bb78cc2087621a0966b193b355e42321f114613ea610dcd4094cac766bdf670
Manifest696c3c7d4ff3eefba2386a3734559fe0bb4f61dd05dc6a37bdd95d1e3a9331c1

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
SignatureOKJxjdoV8JHLSXfavPZYD464SAhSW4SQrul2yr+iGMXPCFbSVILOW2R8r9p5jbAJZjrZvF3hVM166Efx0Ob2Bg==
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

2026-09-17T11:21:33.563218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038892
observed 6bb78cc2087621a0966b193b355e4232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.542941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038892/manifest.json
observed 696c3c7d4ff3eefba2386a3734559fe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.524561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038892/publication.md
observed c629ba6269aaad3aa7c8230e359dd5a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.503924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038892/publication.txt
observed 1f60e16949a67cbf7aa3e004999b001f...
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.