OpenTechnical

OT-2026-000013422

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000013422) never changes.

Identity and time

Publication numberOT-2026-000013422 · never reused
Internal UUID01a0ae6d-6fca-7c85-a6f5-636448507ea3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013422
StatusPUBLIC

Content hashes

Canonical textacb6a725d39822f7ab01c43d12b49103019022d11d16bee98761afcb4dd2c6f7
Markdown838b04664dfb56f60b020f7de54d1aac5d2d428b351c616900b7da907a4a0bb6
PDF
Publication pageff6983cab0cc8f36831874361b0d8a8b4a24a04803552e3f40c6ed33a8d8364d
Manifestee37fbc50778b0c9a1d560fa1d29b7ada969f925e7fa943ed11ce09632eea528

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
SignatureIYnVXGNBMmUo/ukHU/r+iB1meZy3YdhaPg7/gKcO39uActj6jyuuEbIRCo3WfUs6gaD7leya1uH+s1rGmfxnAw==
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

2026-09-17T12:09:54.292450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013422
observed ff6983cab0cc8f36831874361b0d8a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:54.273573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013422/manifest.json
observed ee37fbc50778b0c9a1d560fa1d29b7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:54.254722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013422/publication.md
observed 838b04664dfb56f60b020f7de54d1aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:54.235759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013422/publication.txt
observed acb6a725d39822f7ab01c43d12b49103...
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.