OpenTechnical

OT-2026-000023772

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000023772) never changes.

Identity and time

Publication numberOT-2026-000023772 · never reused
Internal UUID01a0ae70-aed5-7da1-bd9a-d6143fb87dde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023772
StatusPUBLIC

Content hashes

Canonical textaaae1c9638038c4bbd9a1f4a95bd8442ea264d7d55f8fe564c87d3e4acaf24e9
Markdown187d91feb1846e66952759a47898a4c8681f6f23180d4beea5fe3ebff4dd8a0e
PDF
Publication pagea17b375e3f6c1f69f2cd9f76bc0375e013d20c69b6730715065d158690904740
Manifestae7261989ced50fb3caaee2593027168eee7a9ef5eca1be4e0312ae218f19b0b

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
SignatureS+MEdhjKma5zU/kTqnDfUkIri+nie5tpEO+YUcHzkp68nuWXdf7kRB+00rHkvutwqUbfknKXdcBVRYh8YemcBA==
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

2026-09-17T11:50:14.452760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023772
observed a17b375e3f6c1f69f2cd9f76bc0375e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:14.428649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023772/manifest.json
observed ae7261989ced50fb3caaee2593027168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:14.408945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023772/publication.md
observed 187d91feb1846e66952759a47898a4c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:14.316994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023772/publication.txt
observed aaae1c9638038c4bbd9a1f4a95bd8442...
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.