OpenTechnical

OT-2026-000069039

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069039) never changes.

Identity and time

Publication numberOT-2026-000069039 · never reused
Internal UUID01a0ae90-6dce-7f41-bd44-3ffa8b2185ec · 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-2026-000069039
StatusPUBLIC

Content hashes

Canonical text6cf6adde06511326a80f81b428f84532d4881c50647fb69b3851d2e494fc3031
Markdown17384dc9cae4495631fe5ad4faecf21f380b441c6fbe3401a3b896f4b99f6eca
PDF
Publication paged8b726b521fe6cac82b61f5fd1576cffc6570cc37bbbb52ee8d4aa36709831c6
Manifest0e88db18f77c69ae74a14ad3c3b0bce1d3df6c7487549edb23f82cdf02e5ca23

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
SignaturecJKDj4ffVXqQVx30ji20BQkZ3d6Ye3574/dtCigNooC839AoBSEDYaqLO0GC4725M8nEFPezF8qco1vjI5qLDQ==
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

2026-09-17T10:28:53.926997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069039
observed d8b726b521fe6cac82b61f5fd1576cff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.907246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069039/manifest.json
observed 0e88db18f77c69ae74a14ad3c3b0bce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.887814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069039/publication.md
observed 17384dc9cae4495631fe5ad4faecf21f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.869757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069039/publication.txt
observed 6cf6adde06511326a80f81b428f84532...
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.