OpenTechnical

OT-2026-000050050

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000050050) never changes.

Identity and time

Publication numberOT-2026-000050050 · never reused
Internal UUID01a0ae81-fd78-73a3-9d6d-5a3497d9b426 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050050
StatusPUBLIC

Content hashes

Canonical textda1d786255f680c0fded380bb9f548a3880c7e5a80731dc6486106eb91c13b81
Markdown73b38671dddc77c8b118f42ad7fda5774694a5354f0d4fb135f68825ffa02667
PDF
Publication page05eeb1aceb18217a82009248f143521a36fdcc828325708f39ff8e94a3b11341
Manifest40c319f54278da85bb2dd412bfb1bf172b31053339095b086b7dd5a43e1f8763

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
Signaturef0xNL6DlAZxw/PlQLx1rn+alO9FDMkEEQ/Du2+55+/qCRNo+PUdkJqpXr72oUNV7sB7mhYJD2+187uIzeDCZBQ==
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

2026-09-17T11:02:01.821511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050050
observed 05eeb1aceb18217a82009248f143521a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:01.804092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050050/manifest.json
observed 40c319f54278da85bb2dd412bfb1bf17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:01.787431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050050/publication.md
observed 73b38671dddc77c8b118f42ad7fda577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:01.769330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050050/publication.txt
observed da1d786255f680c0fded380bb9f548a3...
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.