OpenTechnical

OT-2026-000104276

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000104276) never changes.

Identity and time

Publication numberOT-2026-000104276 · never reused
Internal UUID01a0aea5-3420-7842-bc46-d71893bf89e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104276
StatusPUBLIC

Content hashes

Canonical text371a2789518ab2952e005952d28dfab32c0d6129410016ac7d4b09fbafcf5733
Markdown6d57f7b302121dff02f22dd431b906162e26ee129ec3a3a1e30ec7bf903e9e07
PDF
Publication page136c18bd300c7627fa38a82b8b932a405a501de9c272f6f2fdb76d5e1b089dad
Manifest639bdaeee87335ee13916ffeb9057ab64ed5db4310d50a8a9517c7dca56dfebc

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
SignaturemqI6mmafdKIcbDDCZiUiVoW8Z65fDt1xmpj6kqw5iA6Ef5+bKms8Vrp6HEzHOyYCgrw7ezC6S4VDLmcSaSeFBg==
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

2026-09-17T09:20:23.541116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104276
observed 136c18bd300c7627fa38a82b8b932a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.522693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104276/manifest.json
observed 639bdaeee87335ee13916ffeb9057ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.505629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104276/publication.md
observed 6d57f7b302121dff02f22dd431b90616...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:23.487622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104276/publication.txt
observed 371a2789518ab2952e005952d28dfab3...
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.