OpenTechnical

OT-2026-000059805

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, vented after set-down

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-2026-000059805) never changes.

Identity and time

Publication numberOT-2026-000059805 · never reused
Internal UUID01a0ae89-ec25-7922-a2ce-42d97ef705fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059805
StatusPUBLIC

Content hashes

Canonical texta6307ba9a15a859c5e383ac85363e935893898cb4b084012b58b155f9ea6bc83
Markdownb7ef342d85e3d9f3071a2c6479fbf3e485f31858e41acee714751668a3297a44
PDF
Publication page9a306d73dd1cf1c780d9bfc7c53592e09a7d6b78f274ff3c0bb680b175b63c61
Manifestbfcdac67708b5731c2cd9c79144899dbd042f8b60cfc707b64f94b11251b1e76

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
SignatureIYGqZoxjApf/iVXA4w06TN7+Lg/7kQjWbrOKZzrveu0xRC7MkWARiUd57HoQ21bSYjpXwr2bDAH2CpmRC9KsAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:32.509759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059805
observed 9a306d73dd1cf1c780d9bfc7c53592e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.491126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059805/manifest.json
observed bfcdac67708b5731c2cd9c79144899db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.472780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059805/publication.md
observed b7ef342d85e3d9f3071a2c6479fbf3e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.454862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059805/publication.txt
observed a6307ba9a15a859c5e383ac85363e935...
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.