OpenTechnical

OT-2026-000082270

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000082270) never changes.

Identity and time

Publication numberOT-2026-000082270 · never reused
Internal UUID01a0ae97-4d94-753d-89c0-186f9feb7965 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082270
StatusPUBLIC

Content hashes

Canonical text907e09cd2092c1531f393e9620c545a87efb0b0e51cc9fba021462f4dcdcb1fc
Markdowncd26ef5c6a398d3829326fbb4b387ce4e24092801a969bdadb9c6bb5f89bbbc1
PDF
Publication page094cb5e640a0a4b30380a202ca97a7f86de366035d08eb014b108575995fa6c7
Manifesteb9abc913302fad89eba124485f150a9a5ca445415412976f2ddd13d3b831303

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
SignatureLfE604PKl5bobegeCtpeD2Y5dHiGLwFiAAH/ubfTRTgwUxlUqFhlovKi1azUg6l/713zGH6Yrr17U6uwW1QWDw==
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

2026-09-17T09:59:07.503305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082270
observed 094cb5e640a0a4b30380a202ca97a7f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.484423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082270/manifest.json
observed eb9abc913302fad89eba124485f150a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.464827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082270/publication.md
observed cd26ef5c6a398d3829326fbb4b387ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.447109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082270/publication.txt
observed 907e09cd2092c1531f393e9620c545a8...
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.