OpenTechnical

OT-2026-000016293

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000016293) never changes.

Identity and time

Publication numberOT-2026-000016293 · never reused
Internal UUID01a0ae6e-2d12-774f-b23a-f0da8add29a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016293
StatusPUBLIC

Content hashes

Canonical textf289af0480a00d848647ab12c13d65d2b22624e029e1cd7d2daeaefbc0b9fb88
Markdown6648cf2f436068696d0c2786447743c5292c5d3c97b09f51cf1291b14af869ec
PDF
Publication page6fdb436a53dc09565fb2327402b7784e0b062b876bf417c8b41375b2c150f7c5
Manifest55893102b325cc691998f82d60b641e7621c4bfcdff4c038c362d976936b4d9e

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
SignatureFY+7dFCu8USIIlzioJ6DECQHU69DFPgTOMu0I6MKI61oGdm/aTsF0VjoItO3GVBy7Ig+LlWywVpK1uxlApE7DA==
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

2026-09-17T12:03:46.987074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016293
observed 6fdb436a53dc09565fb2327402b7784e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.967677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016293/manifest.json
observed 55893102b325cc691998f82d60b641e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.947866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016293/publication.md
observed 6648cf2f436068696d0c2786447743c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.926392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016293/publication.txt
observed f289af0480a00d848647ab12c13d65d2...
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.