OpenTechnical

OT-2026-000011979

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off 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-2026-000011979) never changes.

Identity and time

Publication numberOT-2026-000011979 · never reused
Internal UUID01a0ae6d-1942-7c0c-96d3-e31142e87109 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011979
StatusPUBLIC

Content hashes

Canonical text69fa512cfaf2a49a4bcbdfe13130173e2e2647f5f76c3ae781731f88db8ef3a3
Markdowna8d925b2f7844a4d3a2727adcb0e3f5815ecab138e1cd1ce4d95b07eb14eba56
PDF
Publication pagebc4c3e586cea7c38a115b2342d3d2403d7cd12fdb39af93d33d2814b6bd4d4c6
Manifestace977f14d29898f38e053aaf61d96297f035e34d501766396efa531a57071dd

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
SignatureinKKbKdThi6gYFlgVF5BHpnRK6uXUNEU3zSYvy96/1/epK5YqXnTDLPQbEJ15wbyTswWkm7fFDRr6ngsfZwYCQ==
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

2026-09-17T12:12:50.226090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011979
observed bc4c3e586cea7c38a115b2342d3d2403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:50.207586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011979/manifest.json
observed ace977f14d29898f38e053aaf61d9629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:50.187859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011979/publication.md
observed a8d925b2f7844a4d3a2727adcb0e3f58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:50.168136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011979/publication.txt
observed 69fa512cfaf2a49a4bcbdfe13130173e...
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.