OpenTechnical

OT-2026-000064255

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, pulsed 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-2026-000064255) never changes.

Identity and time

Publication numberOT-2026-000064255 · never reused
Internal UUID01a0ae8d-a460-709a-9232-8011fb1a5230 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064255
StatusPUBLIC

Content hashes

Canonical text7de59cd93a0cf8305564d7776514e5111d746dc4264c4bc94edc088ae9fbbb14
Markdown749c5218fec9ee3f3fa9490a9e70511f5d9841acf6009fbc6532b433834cf605
PDF
Publication page8ac518224222d3886d7735ce01c26c600df45fa33462f9ed973ec15620a921f0
Manifeste345094c004cd3bedb91b20301ae8153b633182aad773a8c7c18cd04f3e6f20e

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
SignatureWHa//GI1BCS5tslM+rIfP3aF2Km7m2RsV4cWtglte8spvOhw80YnViDIbHSTVkY6iXrXo6a6xT8HnfcJn1XgDw==
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

2026-09-17T10:36:23.280611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064255
observed 8ac518224222d3886d7735ce01c26c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.263465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064255/manifest.json
observed e345094c004cd3bedb91b20301ae8153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.247760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064255/publication.md
observed 749c5218fec9ee3f3fa9490a9e70511f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:23.229696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064255/publication.txt
observed 7de59cd93a0cf8305564d7776514e511...
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.