OpenTechnical

OT-2026-000093705

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093705) never changes.

Identity and time

Publication numberOT-2026-000093705 · never reused
Internal UUID01a0ae9e-508c-7b1b-9063-33c06f5583d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093705
StatusPUBLIC

Content hashes

Canonical text2003f7dc86999227dc314c76509a021bc5f50c9475d760bbfb61e442f7ea8453
Markdown4d939a7589c45d407c1fde3c60304d83428b795746c21030d0bd71d0a1b342a7
PDF
Publication page432d25bda0a7c0821052ddb5a06a96f5c5a767eb4300805c0c29f962babce810
Manifestff24ba6324e6163c15d70ca903cf7bfb20b4f8d45db235229a2f3976b6d757e4

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
SignatureBg4RKmvvx7paXaJZAQbp1Y4uQ9ER4nTuWFfHY6Tr5fhTRq2V+HdklRL4GMquR9oUe3LSOJYQ3pAfvSM0/z9gDw==
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

2026-09-17T09:39:46.379079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093705
observed 432d25bda0a7c0821052ddb5a06a96f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.360397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093705/manifest.json
observed ff24ba6324e6163c15d70ca903cf7bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.341114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093705/publication.md
observed 4d939a7589c45d407c1fde3c60304d83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:46.323437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093705/publication.txt
observed 2003f7dc86999227dc314c76509a021b...
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.