OpenTechnical

OT-2026-000033602

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000033602) never changes.

Identity and time

Publication numberOT-2026-000033602 · never reused
Internal UUID01a0ae75-a38f-7490-a3d6-2bc876343a27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033602
StatusPUBLIC

Content hashes

Canonical textbc13a44cf26b286b0e10cb905a713201afd7bcf54ba66db01d167c58d3c4564a
Markdown2c5e371de033ac4461619820466c9951af24fc4535b872f91068396888a7750c
PDF
Publication page86d091292d6249cad26250457dbbc15be70b950d6042f5b572684a2d54577e36
Manifest1d94c9c8ba48ddd0401a1d6b7d945a30b3b2aac9a938a924a567687ef353ff82

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
SignatureBTCtT4RKfbafxMrRyV3cYCOn1kjnO7FdZeJmUFtRaauGLH6gmEVXdYK1m5BICc8k9KHKxhDj+gVqMfkxbUIGBA==
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

2026-09-17T11:31:34.293975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033602
observed 86d091292d6249cad26250457dbbc15b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:34.275715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033602/manifest.json
observed 1d94c9c8ba48ddd0401a1d6b7d945a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:34.146404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033602/publication.md
observed 2c5e371de033ac4461619820466c9951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:34.126978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033602/publication.txt
observed bc13a44cf26b286b0e10cb905a713201...
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.