OpenTechnical

OT-2026-000045984

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000045984) never changes.

Identity and time

Publication numberOT-2026-000045984 · never reused
Internal UUID01a0ae7d-8f89-794f-ac75-e1076a6eb28b · 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-2026-000045984
StatusPUBLIC

Content hashes

Canonical text075977cab23da638722d9e42fd6552ee261ba20af27e2e84fc06c28139a41843
Markdown9a8c8d7c8c935608df13219b9c9d11db1b03c368717246d942d2172ca9197be9
PDF
Publication page3c94f05d42cd68883b892cb86a3b64323c362a7f0a4e8f68d3c1c8b4c2cb2f51
Manifestbdadbc22fd08d92464087498d3cf73b258de8653a7bc305848d1d488489988d3

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
SignatureWDT4VHo7raadlC9Qs5cG4MsGgpJyyQ+sYyaCHkB5mmhXykLFvKyXNBoZ5b+qSrugFLkYJtZvveG+9/OyK9i8Cw==
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

2026-09-17T11:09:58.786174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045984
observed 3c94f05d42cd68883b892cb86a3b6432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.768226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045984/manifest.json
observed bdadbc22fd08d92464087498d3cf73b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.750285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045984/publication.md
observed 9a8c8d7c8c935608df13219b9c9d11db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:58.728436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045984/publication.txt
observed 075977cab23da638722d9e42fd6552ee...
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.