OpenTechnical

OT-2026-000010524

Publication integrity record

Single cup vacuum gripper, two 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-2026-000010524) never changes.

Identity and time

Publication numberOT-2026-000010524 · never reused
Internal UUID01a0ae6c-0ee7-7b1b-ad3b-7c837d3f2945 · 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-2026-000010524
StatusPUBLIC

Content hashes

Canonical text86bb32791897eeec36faa699b067e47dd31d1cdcfcbf87e7dc50f7a1d8e1afbe
Markdown92f6feb0406823ca67d8afd8d565ab382a1af8b972ee7eb0f2b62c80e40f316b
PDF
Publication pagefbf527bda7b525b27dc2add9311e643ad872e549083a5acee2fcbe29e9339f88
Manifest68c614e1b893da804dd3e2660cd72d917c6da9dc46a479496c1fd2f146b5b3be

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
Signature+PLPgzMi1w/VDBgTfA202Vl7vjMVdMym5WJ9lo/9ipbTvcfBct9oLjk+4Qn4vpgbVbuq8TL3MA2522X5rlJ7Bw==
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

2026-09-17T12:14:18.124024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010524
observed fbf527bda7b525b27dc2add9311e643a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.103963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010524/manifest.json
observed 68c614e1b893da804dd3e2660cd72d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.018544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010524/publication.md
observed 92f6feb0406823ca67d8afd8d565ab38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:17.986074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010524/publication.txt
observed 86bb32791897eeec36faa699b067e47d...
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.