OpenTechnical

OT-2026-000064209

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line 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-2026-000064209) never changes.

Identity and time

Publication numberOT-2026-000064209 · never reused
Internal UUID01a0ae8d-a45f-7dd5-859d-ac10f21984cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064209
StatusPUBLIC

Content hashes

Canonical text13be8c98d13bf416943f72820c9d1851f02fc201f279b15e9c3da1a6643bfb23
Markdownb5c6c67aa21908c96d87fa702643ba8fb968923c551978d999c2e39b82ac3260
PDF
Publication pageaaf7c9b39edd67eafa9539a53fc579cce0bfe46175109d5185298cdd07243ddb
Manifest94600f563279966efc9eb381a46433f9b904df050a79d6965bde1b9b948188c9

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
SignaturerKczqwXUH+p4VEVJZpgCB5gZtZyaE+mks4wSdQXBsEXU7LBsfzCxCQFLRrDbDEtBUICUflRQx622cb7MaA7yAg==
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

2026-09-17T10:36:19.670555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064209
observed aaf7c9b39edd67eafa9539a53fc579cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.653040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064209/manifest.json
observed 94600f563279966efc9eb381a46433f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.635856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064209/publication.md
observed b5c6c67aa21908c96d87fa702643ba8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:19.619575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064209/publication.txt
observed 13be8c98d13bf416943f72820c9d1851...
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.