OpenTechnical

OT-2026-000050834

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, vented before set-down

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-2026-000050834) never changes.

Identity and time

Publication numberOT-2026-000050834 · never reused
Internal UUID01a0ae82-c7b2-7b2d-aad1-9f92e89f5440 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050834
StatusPUBLIC

Content hashes

Canonical text37e71014d989baae790b882dbd77adc49ca947b0b2d70e70c53e7a25af36b3e8
Markdown7a86019d5685836f3b84653b7c7e146641a770b25c06eec616ec6380ea1cf50e
PDF
Publication pagebd906d5d4f6fd29f0c1558963cceced2d6c36535ac28fe3e55e7d6395de4c747
Manifestfc983066936e085c78120862d786c33dad5479b11150b67f9cf5285cf13240b3

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
SignatureBTk3GXF78FaqJeZzqDvlQf0geSQtmNU6GBPo8uFLoOXArHOChxFF8uxxFQhZetQ+ETcPis3HXmyiw8BYNXX9Cg==
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

2026-09-17T11:00:23.588483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834
observed bd906d5d4f6fd29f0c1558963cceced2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.572610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834
observed bd906d5d4f6fd29f0c1558963cceced2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.568833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834/manifest.json
observed fc983066936e085c78120862d786c33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.552226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834/manifest.json
observed fc983066936e085c78120862d786c33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.546885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834/publication.md
observed 7a86019d5685836f3b84653b7c7e1466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.523283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834/publication.txt
observed 37e71014d989baae790b882dbd77adc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.522303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834/publication.md
observed 7a86019d5685836f3b84653b7c7e1466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:23.497452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050834/publication.txt
observed 37e71014d989baae790b882dbd77adc4...
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.