OpenTechnical

OT-2026-000102959

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000102959) never changes.

Identity and time

Publication numberOT-2026-000102959 · never reused
Internal UUID01a0aea4-be3c-7acf-9c64-89cc37f2869a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102959
StatusPUBLIC

Content hashes

Canonical text38580b01202361759e90efa108dd5e4ae8555750e39a3edbe696fcbc94c98933
Markdown22ef6f3df8e20cdc2ef6f8af67fcd65af6deed743dbdcecf41ff0258bc62bba2
PDF
Publication page7713f0333db773fab57c9ff0c652094fe623feaa7fc398a93240cc2c3f007a98
Manifest26b5e7d51599c5fc232923380d0c290fd3030468f6de6f6cba4145ff70d6fa71

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
SignaturermkX7N09tOaLuPyh6c3gz3htotzmt2WstOVhvHyzAvaNcCOB1MWNuXmUaNhzOgBjoik4EiRI7xgH3H4CPyl4Bg==
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

2026-09-17T09:23:04.044206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102959
observed 7713f0333db773fab57c9ff0c652094f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:04.027294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102959/manifest.json
observed 26b5e7d51599c5fc232923380d0c290f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:04.009408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102959/publication.md
observed 22ef6f3df8e20cdc2ef6f8af67fcd65a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:03.991674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102959/publication.txt
observed 38580b01202361759e90efa108dd5e4a...
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.