OpenTechnical

OT-2026-000036993

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000036993) never changes.

Identity and time

Publication numberOT-2026-000036993 · never reused
Internal UUID01a0ae77-7740-7e07-8ff5-407b5c423dc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036993
StatusPUBLIC

Content hashes

Canonical textc89b8e4c764c2165c2f7b10f9b8526c2e3142cd0d86ac53d0c153d4a13632714
Markdowne5a8d68072b19faf053b35fd424dc1fab944d85bc07683c652a60200d6cf7b29
PDF
Publication pageb1af1d212ca886c0bebeffc6e5fd26a33089f4263c054c49101d766ca0827591
Manifest6ef8088f2855e1793ebb869a7d1b65ba9dafdba42220d5733df63b538365fc9f

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
SignatureNQ1VMs+KSklV6qCYA9uZje6eG/WripfDssRxAkO/NYxdCmyFQDzG2UmQR4roXeX2IhGLXdQ9lqP4gPTsmHEwDg==
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

2026-09-17T11:24:39.446568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036993
observed b1af1d212ca886c0bebeffc6e5fd26a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:39.428371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036993/manifest.json
observed 6ef8088f2855e1793ebb869a7d1b65ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:39.411787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036993/publication.md
observed e5a8d68072b19faf053b35fd424dc1fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:39.396368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036993/publication.txt
observed c89b8e4c764c2165c2f7b10f9b8526c2...
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.