OpenTechnical

OT-2026-000066409

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000066409) never changes.

Identity and time

Publication numberOT-2026-000066409 · never reused
Internal UUID01a0ae8e-ce40-7d6b-80fb-eec8abe0a53b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066409
StatusPUBLIC

Content hashes

Canonical texta5d7d135fa7de7a430425abd9a9a26cb65e8b5cce2fdcbdf6603ffc95dd65e10
Markdownc3304787ddb8fa299ce2fee7526b12e9e9286af96f7ca2c7a2e901de459b5915
PDF
Publication page7693666fb425cbdde59fb58f5eaf5193dae6a1c6a995ae4aa5d6bd32fcee9328
Manifest71f0ff2bf2532e619a210f9ef558f9c491a7babb04f0dab46da932fd204250f6

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
SignatureJmtWoX9p8Pc0gBvo7knN+EggTYQ7cJ7c+HRjWH8erNvRjPtZImP9tSvDqXCVmt+r4x2HT0D846aWmYLY0Ks6Ag==
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

2026-09-17T10:32:38.832193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066409
observed 7693666fb425cbdde59fb58f5eaf5193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.813090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066409/manifest.json
observed 71f0ff2bf2532e619a210f9ef558f9c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.794272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066409/publication.md
observed c3304787ddb8fa299ce2fee7526b12e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.776164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066409/publication.txt
observed a5d7d135fa7de7a430425abd9a9a26cb...
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.