OpenTechnical

OT-2026-000038864

Publication integrity record

Six bellows cup vacuum gripper, 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-2026-000038864) never changes.

Identity and time

Publication numberOT-2026-000038864 · never reused
Internal UUID01a0ae78-769f-7363-b7f3-08384ced1a09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038864
StatusPUBLIC

Content hashes

Canonical text6759bd1c56b80b371d161eac6819fc81cacf9855084a0d2e12589611c44b4ea4
Markdown4c3418d05cc0237072591a4a367dda06fe10ff505c620047b787a16613b80209
PDF
Publication page23d3274b2cbb65ec52b95d396f98ef1d9eb782156e513acf4eb29c111dda8c88
Manifest4517b426c156ea218715bb070df9480b9fa05360ce474638b73acb61d7032044

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
SignaturehyEljdJ0nkiL3mYes8GY6dP+L8Fysl9dfUdd0pke8JYwt8lLzTsSonawy59XsJIvUYkyAb+JaFkSwu9aXIarBA==
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

2026-09-17T11:21:26.393872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038864
observed 23d3274b2cbb65ec52b95d396f98ef1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.376594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038864/manifest.json
observed 4517b426c156ea218715bb070df9480b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.360116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038864/publication.md
observed 4c3418d05cc0237072591a4a367dda06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:26.342161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038864/publication.txt
observed 6759bd1c56b80b371d161eac6819fc81...
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.