OpenTechnical

OT-2026-000093137

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000093137) never changes.

Identity and time

Publication numberOT-2026-000093137 · never reused
Internal UUID01a0ae9e-0910-7899-a883-6f30666ad813 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093137
StatusPUBLIC

Content hashes

Canonical text92a17d218570fdda8ed54bac107ea5fd214e02c53dafd5a8123c7c7ec3428e46
Markdown3656d00a1d6d1679754884fc0088a7c0fd7e10f53da5348959d61784b8830df5
PDF
Publication pagee6e0112f6ac93f24b234de0f088d7ac6f159fea525aa6f3c0a59a11ffa48be7c
Manifest8a294d7fba2d152f82da0a5af4945e61872eb4ac3d8cedd5cd74b0cd2d197f36

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
Signature5ssZY9NVazzj/1euwQEP6IIrfn0IuSGtPFgW8S/nk2BICPxamMuDfd764E4yLO7CDzqoevZkjbtSK0b7NBbbAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:25.769321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093137
observed e6e0112f6ac93f24b234de0f088d7ac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.752361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093137/manifest.json
observed 8a294d7fba2d152f82da0a5af4945e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.731605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093137/publication.md
observed 3656d00a1d6d1679754884fc0088a7c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.712409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093137/publication.txt
observed 92a17d218570fdda8ed54bac107ea5fd...
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.