OpenTechnical

OT-2026-000104315

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000104315) never changes.

Identity and time

Publication numberOT-2026-000104315 · never reused
Internal UUID01a0aea5-3420-7bfd-8e40-ff7925edab67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104315
StatusPUBLIC

Content hashes

Canonical text8b8d0ab6d4ef539a3a9de150fd0024dc5da6357c7312d2caeca81959e77eaa46
Markdown38c2498d854df1d84eaa9bf1d36a6118f0bf24925d62dcc13d55ecab7e6bd941
PDF
Publication page904e923551ecb55131749c1ac15ce003dec7cca50602d1cdacc6c1f2723f633a
Manifestafd227d3e77864ec0cb07161b347e282d30e0cc84b71df019109d682b392e5f3

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
SignatureWxSuzEw/9TQBNzQCKk0fmGc6CNtEPh0GIbpWDKk5jE79/aAbfZ7UF6xboQe9YywfDmlsH2A/rQ7VVoZ75rNLBA==
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

2026-09-17T09:21:33.838051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104315
observed 904e923551ecb55131749c1ac15ce003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.819238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104315/manifest.json
observed afd227d3e77864ec0cb07161b347e282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.800945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104315/publication.md
observed 38c2498d854df1d84eaa9bf1d36a6118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.782746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104315/publication.txt
observed 8b8d0ab6d4ef539a3a9de150fd0024dc...
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.