OpenTechnical

OT-2026-000080518

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000080518) never changes.

Identity and time

Publication numberOT-2026-000080518 · never reused
Internal UUID01a0ae96-7e78-7ecc-b5bb-2ba174dea29a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080518
StatusPUBLIC

Content hashes

Canonical text93db36346548e136a10605629a2a1fafeeba509698d942aedce3ed438dcbdde3
Markdown77d823e37ad40e525eceb52595fb1104f8f5f68d6ad84c952e2bce09da3987cd
PDF
Publication pageed2ea74e636ab53a5cccf07ca4871406a4941427d21a0f5901c90d9f27593a1f
Manifest33a0d26b32353d20bb174f2471169535e3bccd55734885c629549782dcb97121

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
SignaturecHYTA+eYEFGaSn6t6hNSTUf+dwmZjFyG0Nql6WkUEL3rIb5/zw/rnbqebag+WgeWgzdKv1yO9IOfaJb1yk84Cw==
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

2026-09-17T10:02:35.092330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080518
observed ed2ea74e636ab53a5cccf07ca4871406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:35.076073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080518/manifest.json
observed 33a0d26b32353d20bb174f2471169535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:35.059235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080518/publication.md
observed 77d823e37ad40e525eceb52595fb1104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:35.042663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080518/publication.txt
observed 93db36346548e136a10605629a2a1faf...
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.