OpenTechnical

OT-2026-000030679

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000030679) never changes.

Identity and time

Publication numberOT-2026-000030679 · never reused
Internal UUID01a0ae74-3fb3-77fc-bd0c-d5dca3ff3a2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030679
StatusPUBLIC

Content hashes

Canonical text55fa9e8c07c789225870340b77cd91f0edb5ca39c77921be85c24bc2adc81047
Markdownd6f6904b8017e6ec323571b2978e5a6fdb1ebf0f752e293ac6015ec302ca7b84
PDF
Publication pagee8c7262c516888d0eaf17ae11eee4f441a51b3380ad1406fbb3d4b68c55360b7
Manifest9bb3540ba2b80364318b26dead563e03a49243b4ba843a0f1f5022d69f72701e

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
SignaturePNX4sC2wcVIeUFsO2iAEYiv52XsevieKQmXgXnVr1AZ2gY1Y2sgK7k3uBuYTR3QfnAmJUWEbBxTQzT21NWHwBw==
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

2026-09-17T11:36:34.432621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030679
observed e8c7262c516888d0eaf17ae11eee4f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:34.415211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030679/manifest.json
observed 9bb3540ba2b80364318b26dead563e03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:34.398074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030679/publication.md
observed d6f6904b8017e6ec323571b2978e5a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:34.377938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030679/publication.txt
observed 55fa9e8c07c789225870340b77cd91f0...
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.