OpenTechnical

OT-2026-000012005

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000012005) never changes.

Identity and time

Publication numberOT-2026-000012005 · never reused
Internal UUID01a0ae6d-1943-7699-a879-7cb953b12050 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012005
StatusPUBLIC

Content hashes

Canonical textd98ef6a9f6d1dd70b03b613fd0f8acacad6dca0684f6eecddeed6089fb5a55f9
Markdown9585580f838b5391e053e2fff56cad2ae6abfd7368866e41996af424ef6c0e5b
PDF
Publication pagecb454f102535580eb7800acbb3ccfe2d10f7cf9182a77ef82ac974153846b9b4
Manifest8ba935b292615a8368c06974cc3410970123c6195112e3fe770234f98262af42

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
SignatureCHgTFHzEmBVDwfQ1uLGLFesWamPwzkBCRIW29YL0D12LP7Q7sbIc5MAwzgSmBAvyeMBUvRkbrkaNbaX7C/jeAQ==
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

2026-09-17T12:12:52.310085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012005
observed cb454f102535580eb7800acbb3ccfe2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.288994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012005/manifest.json
observed 8ba935b292615a8368c06974cc341097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.259222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012005/publication.md
observed 9585580f838b5391e053e2fff56cad2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:52.230402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012005/publication.txt
observed d98ef6a9f6d1dd70b03b613fd0f8acac...
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.