OpenTechnical

OT-2026-000046132

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000046132) never changes.

Identity and time

Publication numberOT-2026-000046132 · never reused
Internal UUID01a0ae7e-032b-7b5c-9501-14f5b8280e23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046132
StatusPUBLIC

Content hashes

Canonical text499961b0ec9d778b157906c47f5f77b983d67aa462a501c5b55d9b56de1ba94e
Markdownc5de97b7b39dcac572f07d77467ea413b8d11db6ad85aede16d4b81b84114d5e
PDF
Publication pagee31c9b74f5c41de941b13545cf3b28912e304bc1de6f0481b91e945faa1dbcd1
Manifest5535d37a908ee6d36393ffba00e8b5215b0da8c7d28353b28f013b6252ea87df

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
SignaturelA+a+asOfm5oA4UcjmRBLQowAFQ84aeDVpuqZdCci2jpuySv2T6z3lRvzZnFg6MxDRAAIG2bpODoUcSeomuKBg==
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

2026-09-17T11:09:07.229019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046132
observed e31c9b74f5c41de941b13545cf3b2891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.209047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046132/manifest.json
observed 5535d37a908ee6d36393ffba00e8b521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.190941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046132/publication.md
observed c5de97b7b39dcac572f07d77467ea413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:07.170291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046132/publication.txt
observed 499961b0ec9d778b157906c47f5f77b9...
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.