OpenTechnical

OT-2026-000048797

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000048797) never changes.

Identity and time

Publication numberOT-2026-000048797 · never reused
Internal UUID01a0ae80-c32d-71f3-81d9-8934ccbb3694 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048797
StatusPUBLIC

Content hashes

Canonical textb58edd51277114f7a1cced67ca55328a407b770f17d80267c92c77e44de52d8b
Markdownd750120d09bb0e502d906ddc63621ddff7ea94205053d8666f711b331ee5bb0f
PDF
Publication page91e92bf2be1aef9fa1d6a75cb724966b0ae460c3ed0f035a58f6da33c1bc8751
Manifestac3220d320977dba4ebf2c80dba0f78990588488a90315a1615f88fcfea95e3f

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
SignatureskuI/MuJU3KVaJPSEax0gfvGepmVJMNgbklF3nliaFTjR2XdIEYegsj87Oif0S/RgwudNoEaUSt9vrpDJWDsDQ==
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

2026-09-17T11:04:30.575509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048797
observed 91e92bf2be1aef9fa1d6a75cb724966b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.549535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048797/manifest.json
observed ac3220d320977dba4ebf2c80dba0f789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.520832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048797/publication.md
observed d750120d09bb0e502d906ddc63621ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.493593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048797/publication.txt
observed b58edd51277114f7a1cced67ca55328a...
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.