OpenTechnical

OT-2026-000025095

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000025095) never changes.

Identity and time

Publication numberOT-2026-000025095 · never reused
Internal UUID01a0ae71-2729-7235-9649-6414089cc9d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025095
StatusPUBLIC

Content hashes

Canonical textf95610169b3873740cda955d7ae6dfaf2c40b5842b7457aa740d2630ceff4ddc
Markdown6d4176a6b6d26035681416fa1a9b4fe9afdf70f2fb3166fde97e62cd48d0a612
PDF
Publication page5c915eaf85a75571110252a638ff1ec16c96ce9f0514e2fbe7f813ef4bbfd5fe
Manifesta9bf73f4105117f09ced9f212919f44cccc14f0d6b5e010b1c71e9bfd25e96fd

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
SignaturegMsRuiVYu6sl+ltdqYY0SuUCwV+p3dAfr84wTPBY7iRmUmToorBrMTN0oxDGC9hKE4fRbhjaP+6gZmLofbq+Cw==
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

2026-09-17T11:48:30.910013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025095
observed 5c915eaf85a75571110252a638ff1ec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:30.889743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025095/manifest.json
observed a9bf73f4105117f09ced9f212919f44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:30.873335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025095/publication.md
observed 6d4176a6b6d26035681416fa1a9b4fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:30.854423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025095/publication.txt
observed f95610169b3873740cda955d7ae6dfaf...
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.