OpenTechnical

OT-2026-000034113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000034113) never changes.

Identity and time

Publication numberOT-2026-000034113 · never reused
Internal UUID01a0ae75-df0c-716c-b029-dbb7aca0a17e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034113
StatusPUBLIC

Content hashes

Canonical texte7c2d61384b364f2a7adf782723036988743d90492796551f3c0c147dcbb5b43
Markdown66e2c775d1df3c19012ed582c96c3e29785e16204a4df5bd9f61c40389beeffe
PDF
Publication page33c5feceaefacefd67d5f442e86a84d3e0a932466f11420769565ef5abf37eaa
Manifest5286ef73ec1e6d7e410182aac43ffa5c55317c7a363e9fad3f46c9887f1d4870

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
SignatureQolqX+rWsP6GrMmC5Haox62oKF3FQKrQg6kBuQ37kljg26t1SBbkJcXIwxQJlKzRF4GANADk8ztTbLkgrJKLCQ==
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

2026-09-17T11:30:29.983830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034113
observed 33c5feceaefacefd67d5f442e86a84d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.963139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034113/manifest.json
observed 5286ef73ec1e6d7e410182aac43ffa5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.940746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034113/publication.md
observed 66e2c775d1df3c19012ed582c96c3e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:29.921300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034113/publication.txt
observed e7c2d61384b364f2a7adf78272303698...
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.