OpenTechnical

OT-2026-000041404

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000041404) never changes.

Identity and time

Publication numberOT-2026-000041404 · never reused
Internal UUID01a0ae79-b145-7bb5-ba97-1b33ad7c97f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041404
StatusPUBLIC

Content hashes

Canonical textdae0ebb7e61e257fc38181eb99925df41359db85404fdb766e729d26b60ce3fa
Markdownabef76105a83ccc7c07649ec86257d1a7e495c672601868b2a9b91be44deda0d
PDF
Publication page65bcfbff14a4985e5e308090fcfc1426a1f5fc20095e2f4807a53d07644524f0
Manifest5414215cf9c9d22c1c14c45d35a39df980088b57011148e16e1fb27e6ad5cddf

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
SignaturerssNJoLKlM9W51fjO2QXAY+debiLbGDDmzj9KuXu4Y5W6+gOTVPKNbioR8dhJjRWO0tX85GidDsakzEZYU7SCg==
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

2026-09-17T11:17:25.032914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041404
observed 65bcfbff14a4985e5e308090fcfc1426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:25.016114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041404/manifest.json
observed 5414215cf9c9d22c1c14c45d35a39df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.998315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041404/publication.md
observed abef76105a83ccc7c07649ec86257d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.979665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041404/publication.txt
observed dae0ebb7e61e257fc38181eb99925df4...
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.