OpenTechnical

OT-2026-000085288

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000085288) never changes.

Identity and time

Publication numberOT-2026-000085288 · never reused
Internal UUID01a0ae99-aaa9-77e5-b26c-383a28470d88 · 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-2026-000085288
StatusPUBLIC

Content hashes

Canonical text13e2f12ea9cada37b195203b2841ce510f0316e4a023bb3a7cb6869ff5fc1f4a
Markdown8c9f67730c4907e1834fe464e12f4dfd344e5ee82c0315efade3765eaadd811f
PDF
Publication page9570a26f3f30a36b19d4f13e3153f1bf2d3c6f7ee2b97b4d1a05bc97a9ad89ce
Manifest43431900eb7451b1c79069d579c1153a6aab3d7fd7772be1dbc7ceea1336e9e3

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
SignatureV4CzZcWVw/vgLVkCpcVS/ZA7QmWWH4vE/soQUWWXOFhz7TcK8HkRaDypLyRQeJheDp4dErWQMZKMAsGEROweAQ==
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

2026-09-17T09:54:00.123453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085288
observed 9570a26f3f30a36b19d4f13e3153f1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.105684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085288/manifest.json
observed 43431900eb7451b1c79069d579c1153a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.088169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085288/publication.md
observed 8c9f67730c4907e1834fe464e12f4dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:00.070686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085288/publication.txt
observed 13e2f12ea9cada37b195203b2841ce51...
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.