OpenTechnical

OT-2026-000009968

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, vented before set-down

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-2026-000009968) never changes.

Identity and time

Publication numberOT-2026-000009968 · never reused
Internal UUID01a0ae6b-cb79-7ad6-a70e-1ce3ee1f3a39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009968
StatusPUBLIC

Content hashes

Canonical text43b2e48155641555c2edf3db09249df7f83707745f3f78b37defc5d3ef1d0ca4
Markdownc7de0b247953fd7b67d87dbfa5db84605aa448544e9cbe9222dce6b423f9e57a
PDF
Publication page593abe851ce409e592f14ef5f9edcfb80fe4c415d0315b40b80717cde2c3cf2a
Manifest79a7556cf64dd1b963aa3962519e1800ab46c41406864086e9722313767c69cc

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
Signaturej50hdyA/D2qNhXL5qdMLAtKAn3VRBeQl9nbyNieLA5hOKIWDmvOxD8O3GTcUUJ7CPxZ2dn1uq9mplWfeUN2HAw==
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

2026-09-17T12:16:00.456236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009968
observed 593abe851ce409e592f14ef5f9edcfb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.438351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009968/manifest.json
observed 79a7556cf64dd1b963aa3962519e1800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.420595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009968/publication.md
observed c7de0b247953fd7b67d87dbfa5db8460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:00.402396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009968/publication.txt
observed 43b2e48155641555c2edf3db09249df7...
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.