OpenTechnical

OT-2026-000052094

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, vented before 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-2026-000052094) never changes.

Identity and time

Publication numberOT-2026-000052094 · never reused
Internal UUID01a0ae83-e78f-75b0-867d-cda6d005a6a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052094
StatusPUBLIC

Content hashes

Canonical text2bf4002deeb7072a692c252c68ed415f5f95bddf74960f2fc26930f57772a1f2
Markdown58d5e0b77f8a4dd78957fd61e989ccef077ccd24d1cbb8ca29b1bc5ce1fca36f
PDF
Publication page1b90cb1124c91e5e93f095a1843f4f4f8b33361f60d2b8bd1b96a3e2dc73777f
Manifestffad715367596069f0db8a41de6ec8b3dcb26fa51576f04ae3197061ce01abb0

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
SignatureID9EVw1FPIpL/WUnVCMO9Y/7TtVDrTJ4OT0v9mtGax2pmnAPY5085Cs70S75//GYned/5PiNdrWhP5y2AkEHAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:37.715493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052094
observed 1b90cb1124c91e5e93f095a1843f4f4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.697773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052094/manifest.json
observed ffad715367596069f0db8a41de6ec8b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.678333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052094/publication.md
observed 58d5e0b77f8a4dd78957fd61e989ccef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:37.659932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052094/publication.txt
observed 2bf4002deeb7072a692c252c68ed415f...
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.