OpenTechnical

OT-2026-000025651

Publication integrity record

Foam pad vacuum gripper, two zone face, six 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-2026-000025651) never changes.

Identity and time

Publication numberOT-2026-000025651 · never reused
Internal UUID01a0ae71-9bc9-7e94-b8b9-6f0526f7367b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025651
StatusPUBLIC

Content hashes

Canonical text3cd618fa97c797c403edf2f7bd14fb964259947fa13caf9414cc9c455667fc85
Markdown984a002e875e953158122d38b2bc92533d5afb252ec3c3b9692ffeaab9591468
PDF
Publication page2cf59c8bb323227eb905aa2171b94ff2978c83316998176d50ec2997fd9014f3
Manifest2962c29e666489a272579da4ec352924eb5d6515ba78706f54e55b637a4fcd83

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
Signaturevo5KPbysoNSrOYiQiw4nSZqhKuKGWEwkZ6pO1TkfhA6gW0vcMFs9P+9ij2k+r4eMOWdP5dxYa8RtGnC3ZP73Dw==
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

2026-09-17T11:46:51.304574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025651
observed 2cf59c8bb323227eb905aa2171b94ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.286256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025651/manifest.json
observed 2962c29e666489a272579da4ec352924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.266571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025651/publication.md
observed 984a002e875e953158122d38b2bc9253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.247280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025651/publication.txt
observed 3cd618fa97c797c403edf2f7bd14fb96...
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.