OpenTechnical

OT-2026-000009182

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000009182) never changes.

Identity and time

Publication numberOT-2026-000009182 · never reused
Internal UUID01a0ae6b-31b9-725b-81cd-c12546dc2de6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009182
StatusPUBLIC

Content hashes

Canonical text0eded4c2b50b43acc7d09daf1065c44da8b61de3502ebd5da08990f55f2a4ddd
Markdownba70be57ebf9fa7b1401b901285ed3689631653c4451f55241792022bb43c7da
PDF
Publication pagebc552419c8f43f42b9bb4da862d0c90f187bb2c77c2a196f52a0eac0268c90e5
Manifest3dff4baa11dff9a162cfb15af51d33b0b446bca9e0b9c231f873d746938e1285

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
SignaturecfuZZi0g0QAHkVE5sNe8Vz46FBgJ1mg3rc3FEiJu50uw7La1JoQyQTbCAljmLc2z/7zyXfNNVumnjQYQRfBuCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:53.619412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009182
observed bc552419c8f43f42b9bb4da862d0c90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.598349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009182/manifest.json
observed 3dff4baa11dff9a162cfb15af51d33b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.577698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009182/publication.md
observed ba70be57ebf9fa7b1401b901285ed368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:53.557383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009182/publication.txt
observed 0eded4c2b50b43acc7d09daf1065c44d...
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.