OpenTechnical

OT-2026-000032746

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed 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-2026-000032746) never changes.

Identity and time

Publication numberOT-2026-000032746 · never reused
Internal UUID01a0ae75-1071-7615-bc1e-397b66f088f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032746
StatusPUBLIC

Content hashes

Canonical text5f4ad7c06d6917e6a85ae636de2e78b9ce142b1ce315d879d6244bdf14661bc3
Markdown795eb513f2d28b13eb17a0b9d8d892a6886d836a2a56eb46a7845d3564aecd9c
PDF
Publication page325d160dcb5268e04f6917ed008671d1eae12bf5d14005268a4d899d90e69fc3
Manifest241dfefecb94ec4c958dfdbe620de3f92a2af6e14905127405b17e1fc972c68b

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
Signaturej602JVDNu3ZoN27V8tYucbg2EuCoI1tC/UDc9biHn4Llys+LACwH9FyHPT61dbo8d9C7XMgvO9j6wCMgqaGeAg==
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

2026-09-17T11:34:22.212603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032746
observed 325d160dcb5268e04f6917ed008671d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.195971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032746/manifest.json
observed 241dfefecb94ec4c958dfdbe620de3f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.176699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032746/publication.md
observed 795eb513f2d28b13eb17a0b9d8d892a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.152342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032746/publication.txt
observed 5f4ad7c06d6917e6a85ae636de2e78b9...
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.