OpenTechnical

OT-2026-000063185

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000063185) never changes.

Identity and time

Publication numberOT-2026-000063185 · never reused
Internal UUID01a0ae8c-94ab-77d5-a2ce-e7d22e75154c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063185
StatusPUBLIC

Content hashes

Canonical text2219e37cf714b5ab42c218d750d6241f004f7888d23ab9d98f32d4b684fddceb
Markdowndcab1f21d8a6a7e08c9b56ade05fe8ed34177a5cdc02d65816a72f0874e63ded
PDF
Publication pagef18d52ab5a9bacb79e3b50e4f6f7e8a61c08e2791909ef310bf77b8ff68691b7
Manifeste413c174725d97916a74a63dd7d767a37ddbbfc2e892dad36c9b0474c22cfe87

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
Signaturei74EtuVDHf1C26OgJdT6QdI0L54XeZBQ7nuOZyKPTshlfVUSTeMA8a4OQNfoXZQfgDxE494fiI4f3mSmTBitDg==
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

2026-09-17T10:38:58.816821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063185
observed f18d52ab5a9bacb79e3b50e4f6f7e8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.797759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063185/manifest.json
observed e413c174725d97916a74a63dd7d767a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.779787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063185/publication.md
observed dcab1f21d8a6a7e08c9b56ade05fe8ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.761250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063185/publication.txt
observed 2219e37cf714b5ab42c218d750d6241f...
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.