OpenTechnical

OT-2026-000045593

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000045593) never changes.

Identity and time

Publication numberOT-2026-000045593 · never reused
Internal UUID01a0ae7d-8f02-7aa8-bb0f-003d3d885abe · 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-2026-000045593
StatusPUBLIC

Content hashes

Canonical text5f5b653dde4d300bf6690d33bb01de693ea61f394edbb11fe521d641f7b177ab
Markdown1954f1a1c83a00baac40757e89f7f3736ee2c1bb10140bfb3e6a341bacd5bceb
PDF
Publication pagedd66841b11ae453533c2e7529f59cabc8a961a093d4b203377cce40e71dca2de
Manifeste81e168e9df36bd76f4233c2bd01efe7f47a04130554c9a39021f84052bfb6df

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
SignatureASRCsWLtmaumrSeiSCYwzPS72hzTNQCfLewcpiWepmcs/CBHaf34sw8ickm7Bob7EoyNSiSOmeKDkEKa5ubLAA==
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

2026-09-17T11:09:21.818225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045593
observed dd66841b11ae453533c2e7529f59cabc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.799641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045593/manifest.json
observed e81e168e9df36bd76f4233c2bd01efe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.780494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045593/publication.md
observed 1954f1a1c83a00baac40757e89f7f373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.762013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045593/publication.txt
observed 5f5b653dde4d300bf6690d33bb01de69...
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.