OpenTechnical

OT-2026-000040284

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000040284) never changes.

Identity and time

Publication numberOT-2026-000040284 · never reused
Internal UUID01a0ae79-2700-7bfc-b799-00baaed59826 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040284
StatusPUBLIC

Content hashes

Canonical text61535afaa36864388588f9077cc0bea33323843c7168270b9fc2496cc560b27b
Markdown157c0de6b5212005fd4150fdd6c6b33bd5eb89da12e7f91d1515d6a461009cf0
PDF
Publication page74e87bd3b071cbdc293e5440d965a54e386be47fcdc79290a4ef7636111b8938
Manifest4b6eebb0f91c1870695f53865a8f4ccaaf134ce26664056d35fa59bf8a210e9f

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
Signature63hc/6bJzM0U11Bb6DY3DvXUvoYZlciXv3urPaXXbv7sgHNUwR9iFRGZYkudxcjqFh8T2Sggib84r8jiE+j7Cw==
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

2026-09-17T11:19:11.222439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040284
observed 74e87bd3b071cbdc293e5440d965a54e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:11.205670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040284/manifest.json
observed 4b6eebb0f91c1870695f53865a8f4cca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:11.188315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040284/publication.md
observed 157c0de6b5212005fd4150fdd6c6b33b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:11.171025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040284/publication.txt
observed 61535afaa36864388588f9077cc0bea3...
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.