OpenTechnical

OT-2026-000046767

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000046767) never changes.

Identity and time

Publication numberOT-2026-000046767 · never reused
Internal UUID01a0ae7e-d0f4-7dbe-b850-b7e32afb1a52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046767
StatusPUBLIC

Content hashes

Canonical text8f7969f4adac63c04a60a0cf2b3c3761339268b17e2965ff7b25203015f3e0a7
Markdown227b098dc0b0d4f398f36cc9c183a0df07da0cbe81e8b06a9c000517e8dae381
PDF
Publication pagef073cbb3b52cc4328813565e8cb7cda18dd423b5d8f11231aa183b5f503416ff
Manifeste2435ad096c2cadf9c21a5e3a65e3a337b0f04065699de67579a2f3e6b951e71

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
SignatureBlk8ry6FMSkjR6IhuDHxOgbNf3yfaOB+8Vwh292suOFfpZEOtjsLpt81f3IO3lWR5Tjxht1CP0IDGz0sK/liCw==
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

2026-09-17T11:06:50.255543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046767
observed f073cbb3b52cc4328813565e8cb7cda1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.238490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046767/manifest.json
observed e2435ad096c2cadf9c21a5e3a65e3a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.219633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046767/publication.md
observed 227b098dc0b0d4f398f36cc9c183a0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.200136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046767/publication.txt
observed 8f7969f4adac63c04a60a0cf2b3c3761...
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.