OpenTechnical

OT-2026-000097893

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000097893) never changes.

Identity and time

Publication numberOT-2026-000097893 · never reused
Internal UUID01a0aea1-92f7-7c51-b03a-cf4b087642c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097893
StatusPUBLIC

Content hashes

Canonical text3c9656b8c3288d3c9884363664768fd4ccc537e76a615e81f399bd2bef11f140
Markdown58c1396dde8c9dde148fe7c7f1672ec63dbd8f844231ff335ed9d8f9ad25bc1d
PDF
Publication page851330c2bd24a18512f0c19ec6d335dd3e8e5f2574efbc59b00a10d6d702092e
Manifestc5e2c2f1ef2a47ea85fc0a6d697384c55027c3c335779f01c2f8971ab6c24157

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
SignatureC+v+a7Wj/46gFMR9jo+5H9XX/zYSd5sDvZY6aGlaFAP41GHXlvQVJgjqabF6H/xuOQVAo9B0kc0cAepxOBTDDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:00.848760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097893
observed 851330c2bd24a18512f0c19ec6d335dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:00.828358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097893/manifest.json
observed c5e2c2f1ef2a47ea85fc0a6d697384c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:00.808209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097893/publication.md
observed 58c1396dde8c9dde148fe7c7f1672ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:00.790309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097893/publication.txt
observed 3c9656b8c3288d3c9884363664768fd4...
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.