OpenTechnical

OT-2026-000012006

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000012006) never changes.

Identity and time

Publication numberOT-2026-000012006 · never reused
Internal UUID01a0ae6d-1943-7612-8228-76917f42d8a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012006
StatusPUBLIC

Content hashes

Canonical text67ea39257f1f45fa16ce03479088f35be70f24a5cc1fefcb22d05e48190ca940
Markdown4adc395f0305f62a42f725aa9212dc2f69e706d7e3b3d44323f74c66c07b017c
PDF
Publication page74fda9aacc9b74dcd56248bcfdd412023405433ac3deb66501e298497a04be7f
Manifest0f863f657eda0e2fe64992017c242dd90960b2ea506b91cc56e166b82a695ed5

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
SignatureIDZTfODiiJNzOHb9yWTCRUJ9TVhZg/7PITQ13gWh6M0LhWtHpJjWXqduUpU9T2ZhnSWf0z9OgSbkRoFFtRPuBA==
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

2026-09-17T12:12:52.385815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012006
observed 74fda9aacc9b74dcd56248bcfdd41202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.367647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012006/manifest.json
observed 0f863f657eda0e2fe64992017c242dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.349115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012006/publication.md
observed 4adc395f0305f62a42f725aa9212dc2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.331646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012006/publication.txt
observed 67ea39257f1f45fa16ce03479088f35b...
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.