OpenTechnical

OT-2026-000045953

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained 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-2026-000045953) never changes.

Identity and time

Publication numberOT-2026-000045953 · never reused
Internal UUID01a0ae7d-8f89-7d72-a309-3d8da594acd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045953
StatusPUBLIC

Content hashes

Canonical text5b1dad551912b889376b48ba72920758da90a061600f226a4a7278f52cc3e076
Markdown8a5fc0940dd83306b28a45d37604fe31e2d01c839e5a28b7bfff282b4da035d5
PDF
Publication pagecaa26de10701ffe2e5484b1502b066aea06d7926a39cd887377cb4099e4f0b8b
Manifesta841261bfbad2ce576602ed63bdd84a39df3d727490b47cf5477a549c4f02703

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
Signatureo8Gu3+jwyfzg1GlKc27u7IKgRN6BHmNOWLDugqfbFkB9RoT6Qmf88MMywm3VmvL0BEYGgPInKnpi4fy8gdtyBg==
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

2026-09-17T11:09:52.115121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045953
observed caa26de10701ffe2e5484b1502b066ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:52.095176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045953/manifest.json
observed a841261bfbad2ce576602ed63bdd84a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:52.076389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045953/publication.md
observed 8a5fc0940dd83306b28a45d37604fe31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:52.056512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045953/publication.txt
observed 5b1dad551912b889376b48ba72920758...
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.