OpenTechnical

OT-2026-000041494

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000041494) never changes.

Identity and time

Publication numberOT-2026-000041494 · never reused
Internal UUID01a0ae79-b145-771d-bdf9-ee7acf835b20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041494
StatusPUBLIC

Content hashes

Canonical text774b888ee2049dc72132ef233f1d9de2fd97fd14cbdcd745e26fa6fa5e0821a5
Markdownb8a7e2ba2d66a9363e959548bd16524f6be02f93c2f14f27ddb50f3c8def0d99
PDF
Publication paged8fe6ce16329ed6f4755e4d99a8a49c6c44d7f3b1726384d4b2fc4a6d4734a30
Manifest834078d3de358b6f010098bcf91afb6a9fe04ced688a4a93274a58560a7c00a9

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
SignaturebGAOvNi6gRKaGoB/n+c72/FioQRxx0Z8M7T0Iilvx3RoNK14ux3yoGFZqkmR9eg/s/LZdaM8p0NaWdqOCPd3CA==
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

2026-09-17T11:17:31.776030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041494
observed d8fe6ce16329ed6f4755e4d99a8a49c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:31.758549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041494/manifest.json
observed 834078d3de358b6f010098bcf91afb6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:31.741580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041494/publication.md
observed b8a7e2ba2d66a9363e959548bd16524f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:31.721971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041494/publication.txt
observed 774b888ee2049dc72132ef233f1d9de2...
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.