OpenTechnical

OT-2026-000067378

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000067378) never changes.

Identity and time

Publication numberOT-2026-000067378 · never reused
Internal UUID01a0ae8f-6bd8-722c-86e7-0378e2b06189 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067378
StatusPUBLIC

Content hashes

Canonical text46350c451ff7e1f06a4f50ca7f2bf821bfa12f13af3be62a105ca2eb3ce2f43f
Markdown41e27fef3e4a9e191cce7d6d300beef28d97e53cba68ac67e2d8623fc02df7a3
PDF
Publication page175d6a8695d397a8fa2ca30d00990e06af67f1cdae12b49ea227e65b51002284
Manifestb1c1c7b39ab15617f4d9e92573869fb6002aa09de06ea7e214c914ebf0902207

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
SignaturemZaLuqVp/Nb5jGc+hah74Yw67K6WmsY2atmca8DZJ7A4c+ljNz4f+oIWKw2G9X8GZDtzauo5pFqqIAsewxqZBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:33.979666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067378
observed 175d6a8695d397a8fa2ca30d00990e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.962897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067378/manifest.json
observed b1c1c7b39ab15617f4d9e92573869fb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.945100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067378/publication.md
observed 41e27fef3e4a9e191cce7d6d300beef2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.928107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067378/publication.txt
observed 46350c451ff7e1f06a4f50ca7f2bf821...
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.