OpenTechnical

OT-2026-000067381

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two 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-2026-000067381) never changes.

Identity and time

Publication numberOT-2026-000067381 · never reused
Internal UUID01a0ae8f-6bd8-711f-8112-2d98d7885a4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067381
StatusPUBLIC

Content hashes

Canonical textc3ff8cd77813af8a8f21955172befd2948eca9244df5608e44fd13484a29d790
Markdownb7e5485ee3dcc70c4dce9ecb48d54a6537f87c47a66b7ca4c87a1bf29e7c6922
PDF
Publication pagedd17ce3144dbbfbb7ee25455858b777cf766dcce39f26ec9826f3fefd530149f
Manifestc5477a3eb5e34bfc243671c4812f2817af90b37778a8bb81983c6af02dcb0f84

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
SignatureDp4kqyV3bysxgTBqZPiCY7PwACqyfJZ8zs23iq7sgye8YYzau9wxlv/BaVEN/ScAH+0frm18qhfsjGb4stFlBQ==
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

2026-09-17T10:31:34.254587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067381
observed dd17ce3144dbbfbb7ee25455858b777c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.235551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067381/manifest.json
observed c5477a3eb5e34bfc243671c4812f2817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.191155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067381/publication.md
observed b7e5485ee3dcc70c4dce9ecb48d54a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:34.143058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067381/publication.txt
observed c3ff8cd77813af8a8f21955172befd29...
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.