OpenTechnical

OT-2026-000094430

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold 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-2026-000094430) never changes.

Identity and time

Publication numberOT-2026-000094430 · never reused
Internal UUID01a0ae9e-f4e7-75ba-9a5b-081561230262 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094430
StatusPUBLIC

Content hashes

Canonical textdf12768b2a3c317c72a254c2aea89abc92192c4d84bf48e27c4d739928f5ad8a
Markdown428259298fa6c19bfcff6c571bedad250447790fa759670873ca72d42ab27cf1
PDF
Publication pagef51ec457541b899b04b6a9362b12296721d9deb92b1c4144eb35209ca20d8da2
Manifestf80b226f29e82758e26a28256821e91c07215812a2b12a7d7b09d9fafc72c12d

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
SignatureFHgc9LChGBAaGuEsWb7i3rRoDYG/j90ohpCGRAulLyETOIrbBj/br+7jAx6hugvxwf3FjLchvaEbe2yYiWMNBQ==
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

2026-09-17T09:37:50.628643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094430
observed f51ec457541b899b04b6a9362b122967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.610811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094430/manifest.json
observed f80b226f29e82758e26a28256821e91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.589318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094430/publication.md
observed 428259298fa6c19bfcff6c571bedad25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.568045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094430/publication.txt
observed df12768b2a3c317c72a254c2aea89abc...
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.