OpenTechnical

OT-2026-000006872

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, ejector fed, contact triggered, plastic cups, three fold

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-2026-000006872) never changes.

Identity and time

Publication numberOT-2026-000006872 · never reused
Internal UUID01a0a96a-5996-7b15-bee2-37cdbf6705f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:51:54.393477Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006872
StatusPUBLIC

Content hashes

Canonical textf539a35d6bc145cfd59599896cb88db47280ed30636caab6018855ba64d651c2
Markdown955e2ed6e1df6069dd774462bb50d1517b0283ae9313d96afbe23e40abe4beb9
PDF
Publication page5c3df9a78f0b9e3bd2254c120e2b155d479260be4a6fc0d85528f34708ab3479
Manifest160892a26606051354bf81152ea8083e4b5edba141c2bca24bcab178d45842d5

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
SignatureFep8tRdMaWLnF4MZf9b/BIj+kCQb5lCt+a4HPckKSyyeAEqJgiDSeeBU+0FXXYeo7hi27/0KFECWrt9/UC9nAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:26.973409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006872
observed 5c3df9a78f0b9e3bd2254c120e2b155d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.958923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006872/manifest.json
observed 160892a26606051354bf81152ea8083e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.945798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006872/publication.md
observed 955e2ed6e1df6069dd774462bb50d151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:26.933561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006872/publication.txt
observed f539a35d6bc145cfd59599896cb88db4...
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.