OpenTechnical

OT-2026-000039914

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single 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-2026-000039914) never changes.

Identity and time

Publication numberOT-2026-000039914 · never reused
Internal UUID01a0ae78-d8d6-7e35-b414-8e1f64ceabae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039914
StatusPUBLIC

Content hashes

Canonical text5625e881dd030485c48b57a02c5ca66f38ca616cd23b056f60d6d45ffb71d9c6
Markdown52370e7e1eb85a087f5b4b694c4b46e8e5095ef697d237c5ec6d1f114bffdf1a
PDF
Publication page60291263ab80587cf90023c8646c7cc497d343a8f25af915c63a8c7b39c349ed
Manifesta6191be2608df1536c15851963aaaaa0db213500ce056861ea5c9db27851e60d

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
Signature7FF2eVzGIvESteAjF1b1bvyw2mAOBPVIZozyBcfG18u/uHzNY+Sj9P6dix+5LnfgcWNPIqquRqE7Z+QNwbCXBg==
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

2026-09-17T11:20:12.560576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039914
observed 60291263ab80587cf90023c8646c7cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.543574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039914/manifest.json
observed a6191be2608df1536c15851963aaaaa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.526534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039914/publication.md
observed 52370e7e1eb85a087f5b4b694c4b46e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.508570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039914/publication.txt
observed 5625e881dd030485c48b57a02c5ca66f...
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.