OpenTechnical

OT-2026-000038606

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000038606) never changes.

Identity and time

Publication numberOT-2026-000038606 · never reused
Internal UUID01a0ae78-2d54-7ec3-bfad-345c729973f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038606
StatusPUBLIC

Content hashes

Canonical textb7d169da75324ce2e3030629618eaddca0a972df837394996d0d10ccbebfea6a
Markdown5c80e840e153c64afd30cecb747ba0deedbfe53b68a9ad726482412c58518a70
PDF
Publication page5e6c8e9041b1fcb9e9c63595977ff28da0684852faea3fa577e73dff165ee72b
Manifest634fabc079f508b84ffcf83b912f06474500c90e308d412e11d7386ab0d24a2d

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
Signature9o+NypW0/m/zT6kj4G5m7JvXZw7u3vl8v8T8a3gcBz/tLnd6RrQJrYcafZYub7S3Kfltek6Z7UxXjehu2gXrCg==
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

2026-09-17T11:22:53.704952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038606
observed 5e6c8e9041b1fcb9e9c63595977ff28d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.686920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038606/manifest.json
observed 634fabc079f508b84ffcf83b912f0647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.667101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038606/publication.md
observed 5c80e840e153c64afd30cecb747ba0de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:53.649942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038606/publication.txt
observed b7d169da75324ce2e3030629618eaddc...
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.