OpenTechnical

OT-2026-000069123

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed 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-2026-000069123) never changes.

Identity and time

Publication numberOT-2026-000069123 · never reused
Internal UUID01a0ae90-6dce-77c6-8a84-c1029650197e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069123
StatusPUBLIC

Content hashes

Canonical textc03c4d34221a944601a11874a7a8b943ca110777993b085c10250eb775b6b8d6
Markdown5433cb1895e3737df6e91d1f7b28e065aa5332627d34d9b6a39ae8956a176016
PDF
Publication page3e0ed0f0e5478dcd3ff685dd74a90b5c7b898416c34d79730df1ca7580727595
Manifestbdf72e119dccf5b88baabd343bbe7fcae963910cd2276674f7fe12419a873ce9

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
Signature//HR39XURIk6jUd/SAY5HtEbouuf52Ur+W7Q/jXnok0+wvw7AD7wasIXCgZHwT/2Gu0KqnKLP0b9WtGISomLBA==
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

2026-09-17T10:29:00.127395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069123
observed 3e0ed0f0e5478dcd3ff685dd74a90b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.105918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069123/manifest.json
observed bdf72e119dccf5b88baabd343bbe7fca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.087538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069123/publication.md
observed 5433cb1895e3737df6e91d1f7b28e065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.069934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069123/publication.txt
observed c03c4d34221a944601a11874a7a8b943...
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.