OpenTechnical

OT-2026-000046757

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000046757) never changes.

Identity and time

Publication numberOT-2026-000046757 · never reused
Internal UUID01a0ae7e-d0f3-7d2a-a4c0-a50cb006c400 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046757
StatusPUBLIC

Content hashes

Canonical text36fcc8f4ce136ccda2542d1d714c329ed454f838c80624188660c151139618b2
Markdownd2a88160692300d5021efaeb2ef61bed4b6e8cf7ffe9673f3d4e262153766977
PDF
Publication page8e56bb4277ab279b014bda821da6cb287182c40dcd3b4438c67c64dc0084035c
Manifest4499c15b2ddc47bf282bb12f9a191e4a3989f225560558df3a3c2e3689b77a40

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
SignatureZK0TlsAJXUXJxD9Wmklhqx2VDOuyHuoNVtlaJBBsJw1mhSCPbdEU2VdSXuIX1BFzFX+7ofXTSYrSrjR3zx62BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:49.506794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046757
observed 8e56bb4277ab279b014bda821da6cb28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.488483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046757/manifest.json
observed 4499c15b2ddc47bf282bb12f9a191e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.469480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046757/publication.md
observed d2a88160692300d5021efaeb2ef61bed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:49.451290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046757/publication.txt
observed 36fcc8f4ce136ccda2542d1d714c329e...
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.