OpenTechnical

OT-2026-000046808

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000046808) never changes.

Identity and time

Publication numberOT-2026-000046808 · never reused
Internal UUID01a0ae7e-d0f4-79fd-ae44-95b98554e099 · 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-2026-000046808
StatusPUBLIC

Content hashes

Canonical text36d637f501969abcc39b43b77e7d42aa9c95cf4f93e69e707b2f333c2cf07876
Markdownc20f6537a68301fbe49041a413d48116c164c0173377e46a9f842be45daa94cb
PDF
Publication pageb08362d7a0f43a45e9a52032e7bb38f87e1ee6d91206fa4ac003b7498a81deef
Manifesteb6516cb5aff8637e53f89c7f24934917c1fd1b8a13eb7676f85d37a9cdbd427

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
Signature5rZYQSunr7iv+x2n9p1XxBKeiozuMuoD+UgotgUD/gpNmw3dKQ4YTa+TuBcroIBPYSkmoixG+c3ilhmAFSYSCg==
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

2026-09-17T11:06:53.689869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046808
observed b08362d7a0f43a45e9a52032e7bb38f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.671074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046808/manifest.json
observed eb6516cb5aff8637e53f89c7f2493491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.652460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046808/publication.md
observed c20f6537a68301fbe49041a413d48116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:53.632465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046808/publication.txt
observed 36d637f501969abcc39b43b77e7d42aa...
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.