OpenTechnical

OT-2026-000051084

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000051084) never changes.

Identity and time

Publication numberOT-2026-000051084 · never reused
Internal UUID01a0ae82-c7b5-7463-a7b7-e5ebe2af3728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051084
StatusPUBLIC

Content hashes

Canonical text59179d83e6c72eba01f78616e58c172c562dde5376e2f05b068a370c539be56b
Markdown4463c653658abe9d3484a9e0816d81c0f8c3e9a7ed7bf961b33b10ade70ebc53
PDF
Publication page20965ad2865e3c00b0f8218dc73aecc09c7d6c33903c7afc1eeb67f769db9730
Manifest24a9f9a4300f2e73e2edbbd5dcb2a4694a57e741d1d970cf8f8929754bb847ad

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
SignatureFlFARvmS74GySH0HiJPWXQ2WKwGo+uZ40LPx98qBSAm4rRE2KqLDxnxPvnnA8xf60rTx5tWWE99w2alM2XktDQ==
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

2026-09-17T11:01:01.230580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051084
observed 20965ad2865e3c00b0f8218dc73aecc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.209861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051084/manifest.json
observed 24a9f9a4300f2e73e2edbbd5dcb2a469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.189584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051084/publication.md
observed 4463c653658abe9d3484a9e0816d81c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.170075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051084/publication.txt
observed 59179d83e6c72eba01f78616e58c172c...
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.