OpenTechnical

OT-2026-000049940

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000049940) never changes.

Identity and time

Publication numberOT-2026-000049940 · never reused
Internal UUID01a0ae81-fd77-7882-a084-de67592c4ce1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049940
StatusPUBLIC

Content hashes

Canonical text7385776590d254a8f062a1f147a3d4eaf46efb4375e8a17a237c3f6ea2ac7aec
Markdown7325e8b50f9909ebf7d09ffa7d116332ef248886e6540a51ddc76fb53bdbf5be
PDF
Publication page115b34029e7341289cb84b9c248d273f5886792a103d62dad4e7685a860ae677
Manifest5b7d40af23ec0953148fbceeadfd53107ec3ab19df76741cd8ef292a8f0bd540

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
Signature0JncridXtATcG32vwUF3BShzsVwUDwpi3E5Aq11wIHLtr8sDIkSW0odS2Mcd/1lBwNRItm+zB7HCbEsA3LO8Dw==
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

2026-09-17T11:01:52.600805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049940
observed 115b34029e7341289cb84b9c248d273f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.581044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049940/manifest.json
observed 5b7d40af23ec0953148fbceeadfd5310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.560613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049940/publication.md
observed 7325e8b50f9909ebf7d09ffa7d116332...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:52.540902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049940/publication.txt
observed 7385776590d254a8f062a1f147a3d4ea...
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.