OpenTechnical

OT-2026-000059445

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000059445) never changes.

Identity and time

Publication numberOT-2026-000059445 · never reused
Internal UUID01a0ae89-8617-724e-9217-2d5f3807932b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059445
StatusPUBLIC

Content hashes

Canonical text91015d34c295e94e0a40d1afd8b7d32710c5e696ee70ff075c5529e1a8423b97
Markdown4492418583113f964fdbe2620cdc0395faa46d43f11ce62e97aec3da6e3c5c50
PDF
Publication page813d0c23738b8ef713b6ae482029158ea7eed11fe956d60e95ec7a60de31efbb
Manifest12d5ba6ec8535bc27b9e5c24d06ebddbb5417ecc3ad99cad942119915ffe8216

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
SignaturetgsxSFJbb5Vo5wSK0eH2gw6EA5OLW+pcJYwLpylUYmLDbsAupUo2RViXfOKvkVTHjq2Ywuw5PkHdYeD4tjq1BQ==
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...

Independent retrieval

2026-09-17T10:46:08.418430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059445
observed 813d0c23738b8ef713b6ae482029158e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.400370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059445/manifest.json
observed 12d5ba6ec8535bc27b9e5c24d06ebddb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.383221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059445/publication.md
observed 4492418583113f964fdbe2620cdc0395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:08.366971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059445/publication.txt
observed 91015d34c295e94e0a40d1afd8b7d327...
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.