OpenTechnical

OT-2026-000019682

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000019682) never changes.

Identity and time

Publication numberOT-2026-000019682 · never reused
Internal UUID01a0ae6f-1fb3-7582-9639-a2d836828c9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019682
StatusPUBLIC

Content hashes

Canonical text276ab32c9c04a844aa90a1c1922b7b9ccdb17d088680088171b811e67b1fe6ed
Markdown3505f19241e53504cf61a5f98bf788ca66b4999e6494cf1571f21be29b2e0c7b
PDF
Publication pagee6306ff597f5a31a0e27028170376d3cc9b3fe242e19fdbdc2b864083ef0b1b1
Manifestf030ef8a609e81a03410acc27d7ec0192b713a52129eac3ec7dcd7abbb617990

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
SignatureaqwAscQJY+q10MO/j/IuPvXs8l+ZVC1McfVHBvp/44gVcxwzz2pHEF11U41M68AGWR4tH5pamWKXUGYX14iCAw==
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

2026-09-17T11:57:45.378565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019682
observed e6306ff597f5a31a0e27028170376d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:45.357784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019682/manifest.json
observed f030ef8a609e81a03410acc27d7ec019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:45.337558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019682/publication.md
observed 3505f19241e53504cf61a5f98bf788ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:45.316141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019682/publication.txt
observed 276ab32c9c04a844aa90a1c1922b7b9c...
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.