OpenTechnical

OT-2026-000045545

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000045545) never changes.

Identity and time

Publication numberOT-2026-000045545 · never reused
Internal UUID01a0ae7d-8f02-7e99-821d-cc8c6a9a9333 · 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-2026-000045545
StatusPUBLIC

Content hashes

Canonical text10db6822de5ae5520777b23246a0151a6e7562174e3a6afb7769ee4719b954b0
Markdown65262a989087c2caee16ce59dd1e1ac5b105cecd1d8f785b6ae969fa29ad4e20
PDF
Publication page790c4079ee07d473f273685593a476c656bb0d9cb8ac67d02120ff3af2a0aca4
Manifestc0b14958c0902a021566ac29417a61cf2016c4dbc09e19e320d2e35cfe46df60

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
SignatureD3nraTJWkHajzOvziqpiER6Ud9IURbLOgHCV3YOqRjyJnmAhZ6eRTq1qoz54VAOAvhCwcyb29N0+XKtBLfDODg==
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

2026-09-17T11:09:17.763978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045545
observed 790c4079ee07d473f273685593a476c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.743000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045545/manifest.json
observed c0b14958c0902a021566ac29417a61cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.723554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045545/publication.md
observed 65262a989087c2caee16ce59dd1e1ac5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.703435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045545/publication.txt
observed 10db6822de5ae5520777b23246a0151a...
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.