OpenTechnical

OT-2026-000012480

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000012480) never changes.

Identity and time

Publication numberOT-2026-000012480 · never reused
Internal UUID01a0ae6d-39f7-756d-9934-2d46a4533638 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012480
StatusPUBLIC

Content hashes

Canonical text8d4d810bf2a4166cc0cf763a117642ba0ba0ec0bef16f9863c0bdc2308c74ad0
Markdown6d0964454b6551a180dfa59c5f8cf882aa035d3e10803559e15ab6bb26bc4745
PDF
Publication page7f3e4de162a4944a1d52a57ccdb2fe4681de1914dad9338c444726209271b907
Manifeste0818050e4e5d1bca7c262f67c56466a3548e6f853e62a70efd3bb19fe50748d

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
Signature4n3luGRxoBFCuE1n7b8FeJvGB04xybaMNlW7keOJBRfMk8tcqvlIjzEYFHJZF4A9eoTd135I4YH1iu8eg3ZaCw==
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

2026-09-17T12:11:59.627394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012480
observed 7f3e4de162a4944a1d52a57ccdb2fe46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.609639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012480/manifest.json
observed e0818050e4e5d1bca7c262f67c56466a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.585102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012480/publication.md
observed 6d0964454b6551a180dfa59c5f8cf882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.558955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012480/publication.txt
observed 8d4d810bf2a4166cc0cf763a117642ba...
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.