OpenTechnical

OT-2026-000024125

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000024125) never changes.

Identity and time

Publication numberOT-2026-000024125 · never reused
Internal UUID01a0ae70-e8c7-70df-a258-0802b52dbe74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024125
StatusPUBLIC

Content hashes

Canonical textc017cd99f2d9ef621b3ee606a5dec1de1b9de27a51d2b70091c0210a49200212
Markdown40bd1ab6bfe4685871e42263afd6334ae6d540044f9b6da5b3bb4ef0339dba5e
PDF
Publication pagefe7788c6b305a5c9ae8c6ebf4e69006bf1ac894e6f98d37fcdb5818236777dda
Manifest3eb5be8b76feaee4bfe81b1e3b61a5d6b20c49a1f185366fb5086cc3e079c8f3

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
Signature4U2j0YNAxrfR4wBOpH3pO1lGcoQvRy5lR3+5vJr/2vtLvORqH6OTjE+yRRnWGBjm1w7IHTRtMomQLg8VHZcyCg==
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

2026-09-17T11:48:33.199590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024125
observed fe7788c6b305a5c9ae8c6ebf4e69006b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:33.183862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024125/manifest.json
observed 3eb5be8b76feaee4bfe81b1e3b61a5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:33.167758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024125/publication.md
observed 40bd1ab6bfe4685871e42263afd6334a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:33.152401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024125/publication.txt
observed c017cd99f2d9ef621b3ee606a5dec1de...
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.