OpenTechnical

OT-2026-000078276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000078276) never changes.

Identity and time

Publication numberOT-2026-000078276 · never reused
Internal UUID01a0ae95-7c27-72c3-9d13-c5a752cf59d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078276
StatusPUBLIC

Content hashes

Canonical text81c441dda94c9724b432efbdf501eaf2698dd4a5e94004dccf52758254582400
Markdownccde3c4c490eb838cedecc72d75d205a0db796b83f1c9c2e1b6f3dd90227a42b
PDF
Publication pagea43566c82a0a2322778616ae1f9c98c6d04f97a070bd2df3bb667f981249d033
Manifestd5da505263a178e2428b0ebcb1993f70e7828c18ba7f5bed0c8bcaf824624614

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
Signaturec94Uu8KWL0TX6sp5do6RF1HQkEQWTEt1/n1ThWZ4pdtnWsZ9OI0nalF+yTVTUw5HCnik8ukxnx3TAVlOdnPiBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:01.178179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078276
observed a43566c82a0a2322778616ae1f9c98c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.160550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078276/manifest.json
observed d5da505263a178e2428b0ebcb1993f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.140873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078276/publication.md
observed ccde3c4c490eb838cedecc72d75d205a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.120949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078276/publication.txt
observed 81c441dda94c9724b432efbdf501eaf2...
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.