OpenTechnical

OT-2026-000038656

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000038656) never changes.

Identity and time

Publication numberOT-2026-000038656 · never reused
Internal UUID01a0ae78-2d55-7e7a-9560-93bb0f98f908 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038656
StatusPUBLIC

Content hashes

Canonical textc11faf47371ae44724eae9589be7b3b62113bcdffeb14cf9dbfe6d2e3da60eb6
Markdown3ad8668e0b22f86dc74dd5bd39416e1af4e11bc9792b1877c98bc1d3b3c8f852
PDF
Publication page0cee0b6a4054b8010be3328d03186518b831c9850bf0d1bd0104d878cea89456
Manifeste37812474f79e75fb074dd93b731a237a4ced2dc209d31595d709e4d189b54c4

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
Signature5pHB8R3cumfeeoa5vCmFpe1qTIBMQvDtRuagRIUzHqD3NHTX8k5tHuVlwnSHOcRNsQUFXbCSOyWw5EMaV/9OBA==
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

2026-09-17T11:22:57.241849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038656
observed 0cee0b6a4054b8010be3328d03186518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:57.224002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038656/manifest.json
observed e37812474f79e75fb074dd93b731a237...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:57.206679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038656/publication.md
observed 3ad8668e0b22f86dc74dd5bd39416e1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:57.187500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038656/publication.txt
observed c11faf47371ae44724eae9589be7b3b6...
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.