OpenTechnical

OT-2026-000038632

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000038632) never changes.

Identity and time

Publication numberOT-2026-000038632 · never reused
Internal UUID01a0ae78-2d54-7b62-a8ed-c91e3d610d7e · 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-2026-000038632
StatusPUBLIC

Content hashes

Canonical text22cfd0354f9959e2d18969780e0ede61c5188656ffd3a1ce0a83b10527637619
Markdown3808aae5789f8f6e183c28b7f8d71e9ac1bfe7c01940b1f4ebd59be7e9f9e776
PDF
Publication page606284249398eb18273a6aa88b39a13f5a385f37676e93d413c7209ae726d956
Manifest156fcfced63e748ce627b164eb038527b268fc94438ca7a6db34189306720ee6

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
Signature6CXTRjYFQnwIMwT/pZDxVL7ur1iWufMXX3mVZ08PVIf9toaubADIsNqxvaFX7Gep5F7oijGUGgWgb5eLiqAwCQ==
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

2026-09-17T11:22:54.217820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038632
observed 606284249398eb18273a6aa88b39a13f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:54.196973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038632/manifest.json
observed 156fcfced63e748ce627b164eb038527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:54.177171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038632/publication.md
observed 3808aae5789f8f6e183c28b7f8d71e9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:54.158619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038632/publication.txt
observed 22cfd0354f9959e2d18969780e0ede61...
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.