OpenTechnical

OT-2026-000045104

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000045104) never changes.

Identity and time

Publication numberOT-2026-000045104 · never reused
Internal UUID01a0ae7c-f768-7be6-9cc9-0ebc038da97e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045104
StatusPUBLIC

Content hashes

Canonical text9aea159965e59840b9534afb333cde61b499395243df751c96bd4fb0f09f528f
Markdown3cbcf531560c6d3907172d86728f8b6ae57b0479120a807f8fc984131d72f205
PDF
Publication pagee8daa087283c2edf9bf5e7400e512640b161bb9252e6b6e1eb84f717f4ffb23d
Manifest3177ad1ad863e7d1bb040a00dc9d2c7e364cef4f79b87c6beca198ef457fcab4

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
SignaturedzSn3cM1jqTFCoRuZj0k8N4GSRBX+y5AevMNup3wIEl0xs9lbJUgpvhJeZq1l9voKrt0pfkYY+wOuHS83IunCQ==
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

2026-09-17T11:10:14.540406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045104
observed e8daa087283c2edf9bf5e7400e512640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.519639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045104/manifest.json
observed 3177ad1ad863e7d1bb040a00dc9d2c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.497309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045104/publication.md
observed 3cbcf531560c6d3907172d86728f8b6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.477387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045104/publication.txt
observed 9aea159965e59840b9534afb333cde61...
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.