OpenTechnical

OT-2026-000043232

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000043232) never changes.

Identity and time

Publication numberOT-2026-000043232 · never reused
Internal UUID01a0ae7b-327c-7e36-bcc8-3970a1fd4687 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043232
StatusPUBLIC

Content hashes

Canonical text87376d313da71006e5ce129b3f60b5f34aaca8f129cfd9c2283a8267b3b094aa
Markdown9bfd17187b043e14b6105fe4e6d33c1f4056eec1d9173f082fdd7dcfe81f9e97
PDF
Publication pageab0975315b250ef22b1debec37e246426ab9a47565724e0cbcf1853d2b6dc4e6
Manifesta3fddc175d39914daea434da2a3431a0431f43af77136360e0ff6cad1d3b8de3

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
SignaturedSjkfC7ZIJDnyMoqGoklcpQaAaOaBLeOKGttRPq1oqmgmbIbt1xxzfmX8YAaeOIAnQY3YMpanGU9pFMpkzCiCg==
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

2026-09-17T11:13:42.228444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043232
observed ab0975315b250ef22b1debec37e24642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:42.210627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043232/manifest.json
observed a3fddc175d39914daea434da2a3431a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:42.191975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043232/publication.md
observed 9bfd17187b043e14b6105fe4e6d33c1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:42.172754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043232/publication.txt
observed 87376d313da71006e5ce129b3f60b5f3...
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.