OpenTechnical

OT-2026-000036884

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000036884) never changes.

Identity and time

Publication numberOT-2026-000036884 · never reused
Internal UUID01a0ae77-773f-7da4-89b8-5e888b6770ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036884
StatusPUBLIC

Content hashes

Canonical text9adcd373dcb44afb919c023c21d251b408823a9ecfb74fd1656b4ef31e48d608
Markdownc15173e57df9894fa6c684931cac07a0f6fe7b212ec0b0931a772605c770fbc1
PDF
Publication page52c021176ff89e2d688f5dae926716a36967ba5e8b3164e8beeecd17bbbbd401
Manifest4dff3f68c9a7732ca6426e752e4190779b5de378ec1c1ea7ca1c994937da206f

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
SignaturefJDbJRUY1jbDERgdmfudlRwZZqpvSEQARMD4IImn5ZecYd6x9bwUYaHnIusF2pgPeVtt7ns00gn8Y6AqwJtGBw==
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

2026-09-17T11:24:31.170909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036884
observed 52c021176ff89e2d688f5dae926716a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.154613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036884/manifest.json
observed 4dff3f68c9a7732ca6426e752e419077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.138693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036884/publication.md
observed c15173e57df9894fa6c684931cac07a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.121804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036884/publication.txt
observed 9adcd373dcb44afb919c023c21d251b4...
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.