OpenTechnical

OT-2026-000010741

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, vented after 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-2026-000010741) never changes.

Identity and time

Publication numberOT-2026-000010741 · never reused
Internal UUID01a0ae6c-0ee8-723c-8ecb-e8045235041e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010741
StatusPUBLIC

Content hashes

Canonical textfbd2614a47f343abcf46af8782baabff27573bf836d03dcf68a93ed83f7fbe68
Markdownf623d5c73b4c3bda07d12ea76a00cb2dc3ac15b6a53ce6e2e98628aa55919025
PDF
Publication page68c6cfd60c7d18ed1e4c8d63e83d2077ea1b09ac5fe365677800425a1b6095e2
Manifest42bb3a8501ef1beb1294da1671c2416f777b11acf19a45b55a135d44f13833dc

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
SignaturehqEMrij+Ct/zc9hwVfu+FCqaERliQmPPdhdwUKYrJnft/3nMbyQzi2NnpqUheV9mKq+0ks/TNyDbFNuUKltlAA==
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

2026-09-17T12:14:58.231111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010741
observed 68c6cfd60c7d18ed1e4c8d63e83d2077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:58.213312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010741/manifest.json
observed 42bb3a8501ef1beb1294da1671c2416f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:58.194510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010741/publication.md
observed f623d5c73b4c3bda07d12ea76a00cb2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:58.173936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010741/publication.txt
observed fbd2614a47f343abcf46af8782baabff...
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.