OpenTechnical

OT-2026-000067665

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000067665) never changes.

Identity and time

Publication numberOT-2026-000067665 · never reused
Internal UUID01a0ae8f-6bdb-7e13-a18a-02cae6d8376b · 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-2026-000067665
StatusPUBLIC

Content hashes

Canonical text20a1c1ce3bb995175c3a4d0a578b3dc038d982d7ece35e96bc62612b3ed1bf9c
Markdown172c414f4c9796d5feb579c9aa2bda0c2de9c729faeda8a9170ce8172933d5ed
PDF
Publication pagec120cd2ba532162663d2ba4738ec5def467260bc96cf44839ebace1c97bb4533
Manifestb1261e990b8cdbecf7a3e9afa308819ccfe30c51a18519897623a903bd01f912

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
SignaturesRAL5XSlyT9kKWaDhCnSH12O2/dB3UXG6AhIoyWcp74bbxRRgYVboKvpHY8AO7r9MsGc3PFCjTxK8XhEMnVUDQ==
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

2026-09-17T10:31:59.846988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067665
observed c120cd2ba532162663d2ba4738ec5def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.829179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067665/manifest.json
observed b1261e990b8cdbecf7a3e9afa308819c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.810470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067665/publication.md
observed 172c414f4c9796d5feb579c9aa2bda0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.790213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067665/publication.txt
observed 20a1c1ce3bb995175c3a4d0a578b3dc0...
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.