OpenTechnical

OT-2026-000094422

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold 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-2026-000094422) never changes.

Identity and time

Publication numberOT-2026-000094422 · never reused
Internal UUID01a0ae9e-f4e7-72e9-a475-6b9e72eefa49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094422
StatusPUBLIC

Content hashes

Canonical text443c8789cf440b119341069b71c9830031fcd634f4bac3fb059ac1efb227d3dd
Markdownfe79827ac9107cf41047f4ed55cf5b38ff6a2cd73a01b4d1e6673f4d98defa37
PDF
Publication pagec2f3d957cdc600e152819adebac10d4ec542534b1ca6a4740376c354b13e3db6
Manifestc1af8ee25b8622a17ea3d59c5722607091253b6c95b63fc5f0dbf451a3dff4ef

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
SignaturelGdzFyYfz/jO2o5POYbSSTfY91cnf1rzHPY7BP9zkNreCikPpop8/85YBFWwrlPq7kBWs4TRpZT2z24ZfrS9CQ==
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

2026-09-17T09:37:50.095440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094422
observed c2f3d957cdc600e152819adebac10d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.079025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094422/manifest.json
observed c1af8ee25b8622a17ea3d59c57226070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.060475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094422/publication.md
observed fe79827ac9107cf41047f4ed55cf5b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.042151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094422/publication.txt
observed 443c8789cf440b119341069b71c98300...
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.