OpenTechnical

OT-2026-000046000

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000046000) never changes.

Identity and time

Publication numberOT-2026-000046000 · never reused
Internal UUID01a0ae7d-8f89-7873-bbd8-cc5081beb79a · 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-2026-000046000
StatusPUBLIC

Content hashes

Canonical text8f5815f9e3d56b0eb6532182d7f25c019b9598c9d647274515651a67b56ba3c6
Markdown30652a4a95ef69f7be510037f903d77146133aeb6c02df459304b3ce0bf12c9e
PDF
Publication page6559626c89d1f06fb4f3db65ab53f04a477fdb0cd76551c5c32de71398f5a5b6
Manifest745c66d2e7a963465967c39be91c9d8ae03ee50c8ae31dc399d417250336b214

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
SignatureYDOptjbYhbeiVm8pKyFYjU2mAgqvAxWrLr9aY8e0HcLTsQx/ZtwSxZvtMnpClsi8M33C3zFkLEUclMVGsJCrBg==
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

2026-09-17T11:10:00.043019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046000
observed 6559626c89d1f06fb4f3db65ab53f04a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.022316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046000/manifest.json
observed 745c66d2e7a963465967c39be91c9d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.004134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046000/publication.md
observed 30652a4a95ef69f7be510037f903d771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:59.984419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046000/publication.txt
observed 8f5815f9e3d56b0eb6532182d7f25c01...
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.