OpenTechnical

OT-2026-000041294

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000041294) never changes.

Identity and time

Publication numberOT-2026-000041294 · never reused
Internal UUID01a0ae79-b144-7065-bc61-744eccd73b83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041294
StatusPUBLIC

Content hashes

Canonical textfe246b5277830174f98b47ce72f65982fd791f522d13bee2dea52874e8fdb10b
Markdownb5433c7217db8c877a5f89cda7af788209debeb364b42acce9e870752bafdfe8
PDF
Publication page8589fd3e3370d5ba86c393a6841529d3061e5e66e3891c7391877429bfa45a56
Manifest68bb63a999b7d43033012dbcd79a72251ab1016a4568d26129abc06ede5d8e9a

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
SignatureYtvwMK1MQtLOOemE6ic3I2fNq3jCyhpLUap2Z5KZ2S38R9XgD+KpUYoydSKoOLqaOg3Co7ip2DFXyXerN5B9BQ==
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

2026-09-17T11:17:16.503051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041294
observed 8589fd3e3370d5ba86c393a6841529d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.486841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041294/manifest.json
observed 68bb63a999b7d43033012dbcd79a7225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.469739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041294/publication.md
observed b5433c7217db8c877a5f89cda7af7882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.451687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041294/publication.txt
observed fe246b5277830174f98b47ce72f65982...
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.