OpenTechnical

OT-2026-000096173

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096173) never changes.

Identity and time

Publication numberOT-2026-000096173 · never reused
Internal UUID01a0aea0-585e-7b6d-9306-bf4057153c2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096173
StatusPUBLIC

Content hashes

Canonical textfcf8e4ec7312140fa260b3dec0a9fc7e55bb48cdbea56c251848a70dd7e33a9d
Markdown4d7c5094365a71ea05e3bd401db7a9f8190c0d14b5b6f3406b7deecce519358e
PDF
Publication paged37ba0be3be237da63cda5f5445b478f51f205b4c2bd9bf0888fcb7c4d54c8a8
Manifesta7ab73e237da583b15b3947d823968057def6ecfdd9fba689e1d1921adb14aea

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
Signature9Pc5HNmok3jlWTsAMyLAITw+Ss5q+fz5HfFQnns8eAb1WwTMrOu9UIDQ5yLX7GM/KVwavlGBmZwhn8w3yH+JDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:34:40.777762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096173
observed d37ba0be3be237da63cda5f5445b478f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.761721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096173/manifest.json
observed a7ab73e237da583b15b3947d82396805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.743302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096173/publication.md
observed 4d7c5094365a71ea05e3bd401db7a9f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:40.723740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096173/publication.txt
observed fcf8e4ec7312140fa260b3dec0a9fc7e...
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.