OpenTechnical

OT-2026-000040160

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000040160) never changes.

Identity and time

Publication numberOT-2026-000040160 · never reused
Internal UUID01a0ae79-26ff-7ed4-9a74-2c965f33d79a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040160
StatusPUBLIC

Content hashes

Canonical text0f6c1fab91b5c928bcbfba6c99c823354bba17552009ab1c05ca1961749b3b7a
Markdown65e7cae3f5ca1e0e17babffff1c34f964d2c49e4c58a2b3c0eb2771230546525
PDF
Publication pageef072c238dfa0f9cf6f0421f0e3d73cea49b0c1ef5c3d0dbc08c10dc96d79361
Manifest5a37fb8823b48fb2ad986d5a3903bdc70927c4c648f7ae325989b5ff8cd88c63

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
SignatureFdx/HlewKVTEhF4/peM1ZZD6OX1875MoWMam0nSIAK12r7h4LS2zTkUQRAEg8sgY/09WlF4voiFcr/ydbN2ZDw==
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

2026-09-17T11:19:02.186776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040160
observed ef072c238dfa0f9cf6f0421f0e3d73ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.170993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040160/manifest.json
observed 5a37fb8823b48fb2ad986d5a3903bdc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.154850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040160/publication.md
observed 65e7cae3f5ca1e0e17babffff1c34f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:02.138588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040160/publication.txt
observed 0f6c1fab91b5c928bcbfba6c99c82335...
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.