OpenTechnical

OT-2026-000092345

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, sustained 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-2026-000092345) never changes.

Identity and time

Publication numberOT-2026-000092345 · never reused
Internal UUID01a0ae9d-875b-70e2-a2e8-6deaf90a9fbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092345
StatusPUBLIC

Content hashes

Canonical text528046f20e7c1fe199db2b0a15c0e3953e291c1694199f572895cab994af4cd6
Markdownc401dc0557176e00e517f411b87f7792cd3f59feec833dbd74133ee9c9a81571
PDF
Publication page7d212d807c2bd5428712b6662ad119242dd11cf1592b69aaa34eed954fbb864c
Manifestfed61702150593ba0254c64cad9377fa2a600321521f051958687d40475e0d63

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
SignaturecVxiCym9XXZNa8RJOMVeTBXVFBbo2ST9NE/ZxjJFUtv7U1Zs0ppqocdhS9C67JaCUGwMjvoOAHERGjfi0qyaAA==
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

2026-09-17T09:41:53.695779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092345
observed 7d212d807c2bd5428712b6662ad11924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.679906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092345/manifest.json
observed fed61702150593ba0254c64cad9377fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.663524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092345/publication.md
observed c401dc0557176e00e517f411b87f7792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:53.646853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092345/publication.txt
observed 528046f20e7c1fe199db2b0a15c0e395...
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.