OpenTechnical

OT-2026-000046206

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000046206) never changes.

Identity and time

Publication numberOT-2026-000046206 · never reused
Internal UUID01a0ae7e-032c-7c0b-9351-1680ee2165e3 · 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-2026-000046206
StatusPUBLIC

Content hashes

Canonical textb8881fab4927cb8a4b5d3d781c73831c9db6a0ee3c165789e458f3c033405594
Markdowneecf0f10305fbcc161ad40a4fe67c2d88daf2258ab1299dcfbd8b5f913ad8983
PDF
Publication page57aae4d3fe26b3b8f44ae189a19612732055b6e8f1571d7b3070f962ab25f530
Manifest33effbe73328e9003da8209754dad01c577f92d81199d36373ce24b88a0d6376

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
SignatureieCvBqB8ZX4m2oPazpCITiY2YW6HKoYyuIIXLJ/mobA5CROYVy+5W2Wkd+0KNVlI3l18IGip+sqFNvba9aWsDQ==
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

2026-09-17T11:09:13.397502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046206
observed 57aae4d3fe26b3b8f44ae189a1961273...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.379859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046206/manifest.json
observed 33effbe73328e9003da8209754dad01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.361093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046206/publication.md
observed eecf0f10305fbcc161ad40a4fe67c2d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:13.340891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046206/publication.txt
observed b8881fab4927cb8a4b5d3d781c73831c...
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.