OpenTechnical

OT-2026-000086046

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, sustained 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-2026-000086046) never changes.

Identity and time

Publication numberOT-2026-000086046 · never reused
Internal UUID01a0ae99-e82b-7fa6-a28c-67663b08bd09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086046
StatusPUBLIC

Content hashes

Canonical textf3186ba8591a09ceed5900391a00d611806c4dd03c8c700751a2cc8673166ba5
Markdown0832b334e4deb011900d2e68ccdf2a34b22dc3cacea4764e9b67c69943b11b22
PDF
Publication page26af823134cad1763a7c5a7294da8e7f0c85e365ca85e4b5e56ced3e0caae26d
Manifestdf6bf1af7d99ffaac1a226fc161096dc9a3e28979263d807377908946e794168

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
SignatureanjXQwWxVBS9O8AdwIX6va5Li+tzdxI0qRMt6XG9ocGDIeNPxvi3lsa6x/bL8wLzAw2EgE3fdHRbbyOfAAnHBA==
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

2026-09-17T09:53:02.416945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086046
observed 26af823134cad1763a7c5a7294da8e7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:02.397660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086046/manifest.json
observed df6bf1af7d99ffaac1a226fc161096dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:02.380928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086046/publication.md
observed 0832b334e4deb011900d2e68ccdf2a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:02.363142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086046/publication.txt
observed f3186ba8591a09ceed5900391a00d611...
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.