OpenTechnical

OT-2026-000014337

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000014337) never changes.

Identity and time

Publication numberOT-2026-000014337 · never reused
Internal UUID01a0ae6d-b27a-7909-90bd-b5a9ae3a2d64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014337
StatusPUBLIC

Content hashes

Canonical text01d03e1e48bab7a1bb2797e2ddd5828d78f63916b3ea24cc45f2a07faad73d0e
Markdown4ddc8d2ca6941bd158d47fe3a4391d662b058d7d9ccdeeac57a078a711c8b797
PDF
Publication page51c76495e40846c04da2e65965776036dcd605f0b563d0d86e0979ecd67691fe
Manifestd095b3a0d33c21557ee37115757ca1ed36ead954659c33057d8be3b4c0f79b65

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
SignaturemSdv8dR9mchkSJiY3PSRH56Kit0vZpELz9zXiG2bQQTYL/rc85VkTBwqc+OyL+1Xil4O/yHQdMn+O+YD8d9vAQ==
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

2026-09-17T12:07:34.271917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014337
observed 51c76495e40846c04da2e65965776036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:34.253760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014337/manifest.json
observed d095b3a0d33c21557ee37115757ca1ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:34.231349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014337/publication.md
observed 4ddc8d2ca6941bd158d47fe3a4391d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:34.207132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014337/publication.txt
observed 01d03e1e48bab7a1bb2797e2ddd5828d...
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.