OpenTechnical

OT-2026-000093721

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000093721) never changes.

Identity and time

Publication numberOT-2026-000093721 · never reused
Internal UUID01a0ae9e-508c-739d-8101-acd7736f999e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093721
StatusPUBLIC

Content hashes

Canonical text25641660d9522634aaad9a1ba6039c79c7e63347b01371bb40eee73a644b6d21
Markdownc0f9c025608f08ef6e898b9687ddf4b7240d732af17d977e0c6d3a7dc60b30c1
PDF
Publication page2fcec890b6d70e0f065f6556ac16e279c0d99a812cc1c1fb6bff2b693e585cd9
Manifest4e4f5843a535e193a6ad9098406cc0a2de3cc18e434244336ae8be43d3243a41

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
SignatureAQ2T89enmVW2EMyeZHW/77nox7Qrif5rXQZiZJd4QN3/YfYI7ZlCn+9svwekOmcImWaUdAtlkmDRZVWI0vSWCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:47.581343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093721
observed 2fcec890b6d70e0f065f6556ac16e279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.564606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093721/manifest.json
observed 4e4f5843a535e193a6ad9098406cc0a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.546896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093721/publication.md
observed c0f9c025608f08ef6e898b9687ddf4b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:47.530156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093721/publication.txt
observed 25641660d9522634aaad9a1ba6039c79...
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.