OpenTechnical

OT-2026-000011393

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, vented after 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-2026-000011393) never changes.

Identity and time

Publication numberOT-2026-000011393 · never reused
Internal UUID01a0ae6c-88fe-79d0-b57b-1bb356fdb05a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011393
StatusPUBLIC

Content hashes

Canonical text72c6404c4573fdfbc32b5028859cb539dae357ec4b548f8f6d732d9e0fc8a44d
Markdown4f36e9bcbdbea8fb2a87c1d12673b086afcf25d3272a335b595fbfd903653517
PDF
Publication page5a63d16334d50176d2d4986941e7dab5e350addf19477aac84de277eead8db94
Manifestdcfd64b2ebeda2ba3be82a38ecfc20cd21ae7de58c32e2ed92eba27a698012e9

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
SignatureA4YCcZXP61kjZGkAh+UwMQYLJptJ6YNpvjj5NlQqGIaFJ/XNTABp5lDM6H0AuBkgzKztBcQ+YgAKP9txS4CdDQ==
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

2026-09-17T12:13:08.374048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011393
observed 5a63d16334d50176d2d4986941e7dab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:08.352904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011393/manifest.json
observed dcfd64b2ebeda2ba3be82a38ecfc20cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:08.333371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011393/publication.md
observed 4f36e9bcbdbea8fb2a87c1d12673b086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:08.312956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011393/publication.txt
observed 72c6404c4573fdfbc32b5028859cb539...
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.