OpenTechnical

OT-2026-000058359

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058359) never changes.

Identity and time

Publication numberOT-2026-000058359 · never reused
Internal UUID01a0ae88-f399-7191-8e4c-1871f288a5dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058359
StatusPUBLIC

Content hashes

Canonical textcbbb4599ff2d359bb6e7ce2d7eed910ae4aefb78e1ab9e853272e764dee5816f
Markdownf7fd2a55402a901a4fac0c3b3edb74cd6c8dad054465f7e28278ed5d377e4a55
PDF
Publication page960ab67dbdfcb133649122b38e1aa5cd4ceecc586868f72e0f8ab527e0fd1959
Manifest18966828639a47ab810ff37320a6f23e30fdd2bcabf01520fc77e467d512f124

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
Signature9y1kCiY8pkelWlf3s8M2GCVbZO04TJIgi8sKgrbrpX/3uQEVB/rn4ryfgOoiVsSh+Ha5FEmbtahIg6P1EAIdBg==
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

2026-09-17T10:46:46.586286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058359
observed 960ab67dbdfcb133649122b38e1aa5cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:46.567884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058359/manifest.json
observed 18966828639a47ab810ff37320a6f23e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:46.519772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058359/publication.md
observed f7fd2a55402a901a4fac0c3b3edb74cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:46.445152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058359/publication.txt
observed cbbb4599ff2d359bb6e7ce2d7eed910a...
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.