OpenTechnical

OT-2026-000027358

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000027358) never changes.

Identity and time

Publication numberOT-2026-000027358 · never reused
Internal UUID01a0ae72-6997-7ada-aa8c-b3503647d60c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027358
StatusPUBLIC

Content hashes

Canonical textdacc5774d8949796a634530f1738e6c0ad6776b7f4007069d52425297584cc81
Markdown8267036e86f0664114047bf609f35dc9d5d8aa494f42a3e0a4f93f69f43e986e
PDF
Publication pagebc012fa2f82460326c75eb3a8d0f967607e20821725656be272733b704bc4487
Manifeste9188313e717b7e84d65cbbc6a4b75f89256d4e5e555329e92043a87baa1c0ea

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
SignatureeSJKv4B922NLZZ3MDumZfgIFa1Q1Rou9Frk49pR++IZcQPQuBT7J+f/6xLlQBC5YaFn0vCZxjcH8Gk/Ag6tJAg==
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

2026-09-17T11:42:46.158693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027358
observed bc012fa2f82460326c75eb3a8d0f9676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:46.140447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027358/manifest.json
observed e9188313e717b7e84d65cbbc6a4b75f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:46.121191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027358/publication.md
observed 8267036e86f0664114047bf609f35dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:46.104035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027358/publication.txt
observed dacc5774d8949796a634530f1738e6c0...
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.