OpenTechnical

OT-2026-000024061

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000024061) never changes.

Identity and time

Publication numberOT-2026-000024061 · never reused
Internal UUID01a0ae70-aed7-71f3-a877-6927a4705607 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024061
StatusPUBLIC

Content hashes

Canonical text3349918af14c0e74366782a9a2a47c3ef6530ec8e12e9cfddf50f16b622eedeb
Markdownc56914263857debd60aab0aaac8c101cb7abd164cc1a6df7ac7bbe958c21cef8
PDF
Publication page568f44ef40bd8bc286b59b094cc0e242e8fbd4a366d2ec7c8ad950c1b555559f
Manifest69789e700e1ede555ec4ce5c8c334aaa0cb4fefd556169ed6b44d74a3767f7b3

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
Signatureyw9qGjZWe7imumKpKOgM1NiZ2uPIY2uJa0PAxUoLC09cVlbo5vDr+umEQ0HVyU4lsHFYl7SkX7znkPd+lqr6BA==
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

2026-09-17T11:50:58.230681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024061
observed 568f44ef40bd8bc286b59b094cc0e242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.213414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024061/manifest.json
observed 69789e700e1ede555ec4ce5c8c334aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.193973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024061/publication.md
observed c56914263857debd60aab0aaac8c101c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:58.175845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024061/publication.txt
observed 3349918af14c0e74366782a9a2a47c3e...
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.