OpenTechnical

OT-2026-000053384

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000053384) never changes.

Identity and time

Publication numberOT-2026-000053384 · never reused
Internal UUID01a0ae85-0a8f-7da8-afe1-0a2e10da56c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053384
StatusPUBLIC

Content hashes

Canonical text3366c33507efe493b392cfb96df80a71bb6680750f379c30ff9e7f9d8b9bca8b
Markdown513c086730785c886fe8bf0f82c38a14aa10de86bd950bef92329dde608279ab
PDF
Publication page3a3b1615d5fa1c2a3495064263c60c4efae7e1f2a89f116cecf03d57d14d6c3b
Manifest4c6c4db35b8949f817f10838c726c83322ae521e830d14f627f5067a0c554820

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
SignatureMPHMyAdc8QMp3U9VgKNcq0EI3VZ+iLjweZnYZgxS6ABHvEa0nN0JtY52bbCi/JtS2hLwSruDxGX6Zs0e8NeDBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:06.296093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053384
observed 3a3b1615d5fa1c2a3495064263c60c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:06.277736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053384/manifest.json
observed 4c6c4db35b8949f817f10838c726c833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:06.260320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053384/publication.md
observed 513c086730785c886fe8bf0f82c38a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:06.242088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053384/publication.txt
observed 3366c33507efe493b392cfb96df80a71...
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.