OpenTechnical

OT-2026-000046016

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-2026-000046016) never changes.

Identity and time

Publication numberOT-2026-000046016 · never reused
Internal UUID01a0ae7e-0329-78c2-8871-1c32338697d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046016
StatusPUBLIC

Content hashes

Canonical text802fff9b15031172f0d781f99f047b43f62510b66eee7a98fdf835a2aca94260
Markdownc7402e93aff01f6b89fe1e70c782f678f3c9405db88551a3bc3df28ca9816ccb
PDF
Publication page1990585ddb0b54d69c0c3248f4804d2f7c3af5b20455cb24de07d7aa84b7eb4a
Manifestf96ef4f39ea103dbf50e43a46b4b8a95bf7b23d9e47644b6c367d9c1274367de

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
Signature2+ETapomLRFr5ehFas5OHN+5c/lisSAaRXwfR70+PSEcs3JPz95xwCdgI57mSKQTd7rUAwjviprh1gXQSq9WAw==
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

2026-09-17T11:08:57.640459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046016
observed 1990585ddb0b54d69c0c3248f4804d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:57.620733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046016/manifest.json
observed f96ef4f39ea103dbf50e43a46b4b8a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:57.600768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046016/publication.md
observed c7402e93aff01f6b89fe1e70c782f678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:57.580618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046016/publication.txt
observed 802fff9b15031172f0d781f99f047b43...
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.