OpenTechnical

OT-2026-000084867

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000084867) never changes.

Identity and time

Publication numberOT-2026-000084867 · never reused
Internal UUID01a0ae99-43b4-788a-8647-2f4f1248aed1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084867
StatusPUBLIC

Content hashes

Canonical texte3857d3bc2bd8cfbb91a9cee91099a9878d013fb6d33fd1c5ec46ddd6a992739
Markdown62ecfb2197db79887382c078f9f4c1df1fbb17e388fe911b5ff9845c3dc554a5
PDF
Publication pagebe341d0e4f5bef474c049fe118f5c258e509d5468564212ffa9ccb7825203470
Manifest89115143b2e9ec00aa4053e95ebf37dc0f876ece977dd6d04edf31a811fb0a15

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
SignatureXmYsUwImKa4ApmKR8kM8rUusOp4wgSCluXxfsbTnY5V5YtPyUyJITR+9su/fZNqHHGhBXIJI0y1TujH/VDQODg==
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

2026-09-17T09:54:50.064606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084867
observed be341d0e4f5bef474c049fe118f5c258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.048352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084867/manifest.json
observed 89115143b2e9ec00aa4053e95ebf37dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.030972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084867/publication.md
observed 62ecfb2197db79887382c078f9f4c1df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.014442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084867/publication.txt
observed e3857d3bc2bd8cfbb91a9cee91099a98...
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.