OpenTechnical

OT-2026-000044301

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000044301) never changes.

Identity and time

Publication numberOT-2026-000044301 · never reused
Internal UUID01a0ae7c-39d6-76cb-bb95-57d44bbb4a54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044301
StatusPUBLIC

Content hashes

Canonical text0886de3934dda03a4d3b1d2fcc265ff911fc43c1ac9f3015aaa50e5a1125e390
Markdownf8e54a1e2c501f1bcf686ffc04b71bda45788dae6e39c20a943eaaaccbba4599
PDF
Publication page146d8952646f96973b3da7ec522eceb877bb589f119e788156114e43d6c1754a
Manifesta5682c2bdb6e0f741ba353e8d74a4481ef0977c9c421a35706f57a28886eae3a

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
SignaturelKgZARt/Mn5bQF0p7Q5I9qgSyjo0iG8YgAt9DgSLk5DeO2bDmtUcHaYXK6pllPcwVhDbMR2FCw/d1GTkpGHcCw==
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

2026-09-17T08:30:16.076721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044301
observed 146d8952646f96973b3da7ec522eceb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:16.057723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044301/manifest.json
observed a5682c2bdb6e0f741ba353e8d74a4481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:16.039653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044301/publication.md
observed f8e54a1e2c501f1bcf686ffc04b71bda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:16.020622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044301/publication.txt
observed 0886de3934dda03a4d3b1d2fcc265ff9...
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.