OpenTechnical

OT-2026-000045148

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000045148) never changes.

Identity and time

Publication numberOT-2026-000045148 · never reused
Internal UUID01a0ae7c-f769-7acb-b55e-d8c1a1f9732b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045148
StatusPUBLIC

Content hashes

Canonical text0fab2373fac5b92644ceafe5ed9a54a4112ec9217f4d54fbdde11c8989b7b9af
Markdown5a13c2ab6ebffc56d818749504fadc5dfd5d168905fe94db1eaec99513c7c9c7
PDF
Publication paged3e31f2b4bbdc7f56385b7f563af41e7b1772446379c5900f53d5802e6b27c58
Manifestcdc5a13eba112514b844a2a9ce71daf39bec84656f8f92c201ba21d71a094d65

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
SignaturejV04uURZ7FYGmhH3ZrmfefUFcXBA9BvUcR+v5X2p4thTyh7lKzcag/QUIWSPQiAJouq1y+EktB9RCbPeUv6nAA==
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

2026-09-17T11:10:18.137356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045148
observed d3e31f2b4bbdc7f56385b7f563af41e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.117648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045148/manifest.json
observed cdc5a13eba112514b844a2a9ce71daf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.098823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045148/publication.md
observed 5a13c2ab6ebffc56d818749504fadc5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.079636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045148/publication.txt
observed 0fab2373fac5b92644ceafe5ed9a54a4...
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.