OpenTechnical

OT-2026-000092807

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000092807) never changes.

Identity and time

Publication numberOT-2026-000092807 · never reused
Internal UUID01a0ae9d-b601-771d-b9a8-7455a9f9eb62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092807
StatusPUBLIC

Content hashes

Canonical texta85c13a9d0055b9af33ae7e0a35d05239adcd5ab18f76a139f112fc20e5eded0
Markdown9aa8f50761f262ea643f827bcc64cfb9848b40f88ffd218e7d3777a843307968
PDF
Publication page74172b1f0254c98603a3677654b4f37420cd6f3314d7c6671aff874c9cfacd8e
Manifest5e4b1041a3f69a7e36ec8dd19bf500bcb9cbd6505ccd9110166a3914a2ce5035

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
SignatureRgIv/45oMfCylqQFJwJ5AZdacYK+7VCZ6d3wCRET3Hep1DMkp0yrl+NqEQn7JTRjivDb5T+bdsLVjSqEhacrCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:41:27.771666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092807
observed 74172b1f0254c98603a3677654b4f374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.754265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092807/manifest.json
observed 5e4b1041a3f69a7e36ec8dd19bf500bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.736316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092807/publication.md
observed 9aa8f50761f262ea643f827bcc64cfb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:27.718163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092807/publication.txt
observed a85c13a9d0055b9af33ae7e0a35d0523...
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.