OpenTechnical

OT-2026-000041333

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000041333) never changes.

Identity and time

Publication numberOT-2026-000041333 · never reused
Internal UUID01a0ae79-b144-78eb-b84c-0d5099455401 · 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-2026-000041333
StatusPUBLIC

Content hashes

Canonical text5fff7d658ead6ca9fe0f8be062c493ac298cfcdbc0670308b47a7822b479e314
Markdown280df34cd29bf28de329e78abc456fd7beb07b6aacec9166c56d1628323a7073
PDF
Publication pagebbf54bf8398118c809681f0dc94ca6bf6469692a183c7922cfb5ab9ae194599d
Manifeste5cc531e67b0210ac65f72d732dd89596b028544e897a2ab0a9daab72e039c64

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
SignaturevXeIBi61kBXHFFiYbWlwQP+xnY+p0j1Y5R1aM3weO59SlaEIOvUg1zes9awmT1Hu1iSld8PtUWYxAWPNgZCBDQ==
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

2026-09-17T11:17:19.708283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041333
observed bbf54bf8398118c809681f0dc94ca6bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.690938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041333/manifest.json
observed e5cc531e67b0210ac65f72d732dd8959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.673312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041333/publication.md
observed 280df34cd29bf28de329e78abc456fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:19.650723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041333/publication.txt
observed 5fff7d658ead6ca9fe0f8be062c493ac...
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.