OpenTechnical

OT-2026-000080369

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000080369) never changes.

Identity and time

Publication numberOT-2026-000080369 · never reused
Internal UUID01a0ae96-7e77-729a-be07-00e236377359 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080369
StatusPUBLIC

Content hashes

Canonical textbc969bd4b192cf0f695c40d6b7796bb46c81b1f8c58165f51797a83ab42f8261
Markdown7a02bddd872f107c1b11c22091e1b0396ec34da4aa6382b8751806f35d951ec9
PDF
Publication page24113c20a42b30a3d3ecd95596fdcb62e9680bed6baf76bedd85ebf8d01f0062
Manifest0df062815e914a9f887268023024b2059358ccf74fb1d54873b901748dc7da07

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
SignatureMGEiIf7os28D0DHT2bJn5eJRcRW6urE8fIpSviuPifW3yNGhAwSb0xF0qx3Fry5i7STd1X7APmQZCmsDUAMQDQ==
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

2026-09-17T10:02:51.566697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080369
observed 24113c20a42b30a3d3ecd95596fdcb62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.548139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080369/manifest.json
observed 0df062815e914a9f887268023024b205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.530399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080369/publication.md
observed 7a02bddd872f107c1b11c22091e1b039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.510541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080369/publication.txt
observed bc969bd4b192cf0f695c40d6b7796bb4...
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.