OpenTechnical

OT-2026-000046199

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000046199) never changes.

Identity and time

Publication numberOT-2026-000046199 · never reused
Internal UUID01a0ae7e-032c-7996-8d3c-ebfdd8b3dbc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046199
StatusPUBLIC

Content hashes

Canonical textbee7416b8ebd900c0a9daccf0b4004771fbd832de2fbe020c1928464b5b314d4
Markdownea0eb0aea00f8eaa74d246090f789e357ce3f0b7529b449894eb23d0452b6adc
PDF
Publication pagec84473c192dc0250e1baaccc53fab00f2aff29da2ff38ce7b145ff16eabe7d02
Manifestd400cffce4c064b428a5ed9abbead6420012bebb6e1fa8e528b25868340eed7d

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
SignatureNGGLYH8Zx+sTE0XgUYHnAwNTv/l60z7YtomQDY8GNgQDOI8dN18pfGzjOa3mLzfnDNh6+syMxU3ZXGcLHISoCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:12.828949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046199
observed c84473c192dc0250e1baaccc53fab00f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:12.810855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046199/manifest.json
observed d400cffce4c064b428a5ed9abbead642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:12.790831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046199/publication.md
observed ea0eb0aea00f8eaa74d246090f789e35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:12.771121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046199/publication.txt
observed bee7416b8ebd900c0a9daccf0b400477...
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.