OpenTechnical

OT-2026-000039689

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000039689) never changes.

Identity and time

Publication numberOT-2026-000039689 · never reused
Internal UUID01a0ae78-d8d4-702f-9c34-cc8a928e0271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039689
StatusPUBLIC

Content hashes

Canonical textecd7fb006b7d6bdd576021b49f26d383a5deebc6c8f1a04ba7ae51f11781a76a
Markdown1c725cdc152c3f949f54215d8d481d7457c6c98513e3e19e1ac72156cdaaac09
PDF
Publication pagec5d81cf203b751189415bfe1b246f2c82791869e392dfcbfda564bbc4f10b63c
Manifest69d2349693fa3fda72b098288922eb0452390aa46f945960b34f0c9fa7018d0b

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
SignatureMxllQKNqnpmKA9CrJFoNBpDjoI69uq7swujZE/PGPDJ6uWSObKnwQdmGNXbP0O8JP65iZcukotCFCsEjoy7XBg==
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

2026-09-17T11:19:52.887591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039689
observed c5d81cf203b751189415bfe1b246f2c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.868757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039689/manifest.json
observed 69d2349693fa3fda72b098288922eb04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.851941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039689/publication.md
observed 1c725cdc152c3f949f54215d8d481d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:52.834129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039689/publication.txt
observed ecd7fb006b7d6bdd576021b49f26d383...
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.