OpenTechnical

OT-2026-000085342

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump 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-2026-000085342) never changes.

Identity and time

Publication numberOT-2026-000085342 · never reused
Internal UUID01a0ae99-aaaa-71e5-84bd-00bd8fd3c909 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085342
StatusPUBLIC

Content hashes

Canonical textec14e51a97b616db5a14a2a09cab722f83c7d4fad145dcdb0d809ee61f55eeac
Markdownefdf652be23cac77a16f99ac5e684479c3ee530354975519594318ef5f182ac4
PDF
Publication pagea698e388027362f0e2d648f0a36b50462d1c2342584ebb773c3ce578a8ea7f97
Manifest1a7310260e6bfc386a763fb83c61287b0a3bb918750b7f4002a5954ea89d4fa1

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
SignatureIQTndgYHkH9ihJ3UT8KXw4ryM5Laie459VpDeeZ56wunaK7HVvQGbH7N67rirKqtNBY4re8OA5qGAnDyWWL8Aw==
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

2026-09-17T09:54:04.258200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085342
observed a698e388027362f0e2d648f0a36b5046...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.239965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085342/manifest.json
observed 1a7310260e6bfc386a763fb83c61287b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.220543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085342/publication.md
observed efdf652be23cac77a16f99ac5e684479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.201332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085342/publication.txt
observed ec14e51a97b616db5a14a2a09cab722f...
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.