OpenTechnical

OT-2026-000073076

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000073076) never changes.

Identity and time

Publication numberOT-2026-000073076 · never reused
Internal UUID01a0ae92-c816-7335-b346-3b16a5a31b19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:10.336919Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073076
StatusPUBLIC

Content hashes

Canonical textd5c7b23a27d95d8ac56eaae6e7918d255658e0e7df26852fb17ad77698f0f2b2
Markdown336cc3197b39dc94da17ca25208b426c4ed0096fe096be77fd2e2c184174c4c2
PDF
Publication page622d6ac587794b452f5dc7911ed02f3503991c6f5eb33bbe423744a58f742453
Manifest4b838c52c50a47af35e8197de41241a6d5a7a522599eeca31a451881cb243dbb

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
SignatureKGNyctErn6/jn1HlXr/h4qY+77ce97e5YPQPe1vUTV7iPtG+YpErjHT57QVqXA1mgHtJ48DCKBWK4NM9ayOKBw==
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

2026-09-17T10:22:01.584786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073076
observed 622d6ac587794b452f5dc7911ed02f35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:01.568058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073076/manifest.json
observed 4b838c52c50a47af35e8197de41241a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:01.551221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073076/publication.md
observed 336cc3197b39dc94da17ca25208b426c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:01.533538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073076/publication.txt
observed d5c7b23a27d95d8ac56eaae6e7918d25...
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.