OpenTechnical

OT-2026-000051252

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000051252) never changes.

Identity and time

Publication numberOT-2026-000051252 · never reused
Internal UUID01a0ae83-2740-7214-9cda-31e4a2537607 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051252
StatusPUBLIC

Content hashes

Canonical text760e4d0266b78f64c84b0d79283955ac8c31cde78c29cd106ea6617f949cef0b
Markdown206fdacc7bc85bef4a41f064477056b3e2cd92ff9d98d093cb15dc6d86b7e70a
PDF
Publication page8b6b3e6d0012875a0236766dd07a842671cb1dc449a9e50addf6be08b6a85b20
Manifest2f15afd9b157463a7d1e1243f097aa17e88ec1a2001624ef05260a702911cbbf

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
SignatureReYgxkv0o3FJ7U4hh8ifwE2B6YCKGrcvKvaYy/d+ghF2k+cWv73UNONHgsE+FIRN8zx+pMzof88T347G0GWeAg==
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

2026-09-17T10:59:02.963414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051252
observed 8b6b3e6d0012875a0236766dd07a8426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.944228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051252/manifest.json
observed 2f15afd9b157463a7d1e1243f097aa17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.925746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051252/publication.md
observed 206fdacc7bc85bef4a41f064477056b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.906441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051252/publication.txt
observed 760e4d0266b78f64c84b0d79283955ac...
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.