OpenTechnical

OT-2026-000093699

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000093699) never changes.

Identity and time

Publication numberOT-2026-000093699 · never reused
Internal UUID01a0ae9e-508c-76db-b0b8-e545ac388d5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093699
StatusPUBLIC

Content hashes

Canonical text323e2cddcfeca93e73e354d9358bf64970127dad187a8e8cef5dee06a3b55b82
Markdown9bd0eb1a1b3c7832ec29a7ccb0cf169245ecf8b6efbfc5947f520587acf50dc3
PDF
Publication pageda1749e8740c01ebadd261e43e909bdc65620432b8a2c9ee681ae5f7402c946b
Manifestc31aa9b8f990529dec37b05f10bd061221eabaf8fd54c4ab43b5496c42647bd9

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
SignatureYpSLQ4VpwGDLEFj/Wr4tkR8ovATC7cUOiWISaJ/SFjxGJ/3fvOvWpDfmrUoUyQVhFSi6Y58g+xZ74PXdSQ70DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:45.943693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093699
observed da1749e8740c01ebadd261e43e909bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.927232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093699/manifest.json
observed c31aa9b8f990529dec37b05f10bd0612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.910984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093699/publication.md
observed 9bd0eb1a1b3c7832ec29a7ccb0cf1692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.893593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093699/publication.txt
observed 323e2cddcfeca93e73e354d9358bf649...
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.